Map2
From Jcastle.info
Prefectures
- Aichi Prefecture
- Akita Prefecture
- Aomori Prefecture
- Chiba Prefecture
- Ehime Prefecture
- Fukui Prefecture
- Fukuoka Prefecture
- Fukushima Prefecture
- Gifu Prefecture
- Gunma Prefecture
- Hiroshima Prefecture
- Hokkaido
- Hyogo Prefecture
- Ibaraki Prefecture
- Ishikawa Prefecture
- Iwate Prefecture
- Kagawa Prefecture
- Kagoshima Prefecture
- Kanagawa Prefecture
- Kochi Prefecture
- Kumamoto Prefecture
- Kyoto
- Mie Prefecture
- Miyagi Prefecture
- Miyazaki Prefecture
- Nagano Prefecture
- Nagasaki Prefecture
- Nara Prefecture
- Niigata Prefecture
- Oita Prefecture
- Okayama Prefecture
- Okinawa Prefecture
- Osaka
- Saga Prefecture
- Saitama Prefecture
- Shiga Prefecture
- Shimane Prefecture
- Shizuoka Prefecture
- Tochigi Prefecture
- Tokushima Prefecture
- Tokyo
- Tottori Prefecture
- Toyama Prefecture
- Wakayama Prefecture
- Yamagata Prefecture
- Yamaguchi Prefecture
- Yamanashi Prefecture
Original Main Keep
Reconstructed Main Keep
No main keep but other buildings
Ruins Only
| GPSLocation | English Name | Japanese Name | |
|---|---|---|---|
| Aburakawa Nobue Yashiki | 35.62068, 138.60005 | Aburakawa Nobue Yashiki | 油川信恵屋敷 |
| Ahoyama Castle | 35.05765, 135.85202 | Ahoyama Castle | 青山城 |
| Aida Yakata | 36.35335, 137.99302 | Aida Yakata | 会田館 |
| Aika Yashiki | 34.71337, 137.84806 | Aika Yashiki | 秋鹿屋敷 |
| Aiki Castle (Minochi) | 36.66515, 138.20489 | Aiki Castle (Minochi) | 相木城 |
| Aimiyamamonomi Fort | 36.02708, 137.90945 | Aimiyamamonomi Fort | 逢見山物見砦 |
| Ainuta Fort | 35.72143, 138.45165 | Ainuta Fort | 相垈塁 |
| Aizu Wakamatsu Castle | 37.48777, 139.9299 | Aizu Wakamatsu Castle | 会津若松城 |
| Akagi Kita Castle | 36.16266, 137.97342 | Akagi Kita Castle | 赤木北城 |
| Akagi Minami Castle | 36.15552, 137.97314 | Akagi Minami Castle | 赤木南城 |
| Akagi Yakata | 36.16161, 137.97116 | Akagi Yakata | 赤木館 |
| Akahori Castle (Ise) | 34.96271, 136.60728 | Akahori Castle (Ise) | 伊勢赤堀城 |
| Akaiwa Castle | 34.76677, 137.44601 | Akaiwa Castle | 赤岩城 |
| Akasaka Jin'ya | 34.85605, 137.30672 | Akasaka Jin'ya | 赤坂陣屋 |
| Akashi Castle | 34.65231, 134.99186 | Akashi Castle | 明石城 |
| Akashibu Castle (Mikawa) | 34.92963, 137.13409 | Akashibu Castle (Mikawa) | 三河赤渋城 |
| Akasu Castle (Ina) | 35.72544, 137.95992 | Akasu Castle (Ina) | 伊那赤須城 |
| Akatsuka Castle | 35.78455, 139.64351 | Akatsuka Castle | 赤塚城 |
| Akayama Jin'ya | 35.85087, 139.74669 | Akayama Jin'ya | 赤山陣屋 |
| Akazawa Yakata | 36.29167, 137.99672 | Akazawashi Yakata | 赤沢氏館 |
| Akechi Castle | 35.30359, 137.39445 | Akechi Castle | 明知城 |
| Akechi Jin'ya | 35.30469, 137.39176 | Akechi Jin'ya | 明智陣屋 |
| Akechi Osayama Castle | 35.42205, 137.08468 | Akechi Osayama Castle | 明智長山城 |
| Aki Castle | 33.51947, 133.9125 | Aki Castle | 安芸城 |
| Akiba Fort (Azumi) | 36.65417, 137.84308 | Akiba Fort (Azumi) | 安曇秋葉砦 |
| Akiba Fort (Ina) | 35.98695, 137.99545 | Akiba Fort (Ina) | 伊那秋葉砦 |
| Akita Castle | 39.74039, 140.07969 | Akita Castle | 秋田城 |
| Akiyama Yakata | 35.583, 138.44543 | Akiyama Yakata | 秋山館 |
| Akiyoshi Fort | 36.3648, 138.00819 | Akiyoshi Fort | 秋吉砦 |
| Akizuki Castle | 33.46607, 130.69543 | Akizuki Castle | 秋月城 |
| Akizuki Domain South Detached Palace | 33.46163, 130.69534 | Akizuki Domain South Detached Palace | 秋月藩南御殿 |
| Ako Castle | 34.74613, 134.38869 | Ako Castle | 赤穂城 |
| Akozu Castle | 39.49801, 140.08997 | Akozu Castle | 赤尾津城 |
| Akutagawasan Castle | 34.88097, 135.58831 | Akutagawasan Castle | 芥川山城 |
| Amabiki Castle | 36.64831, 138.34699 | Amabiki Castle | 雨引城 |
| Amaga Castle | 31.96124, 131.29356 | Amaga Castle | 天ヶ城 |
| Amagasaki Castle | 34.71711, 135.41852 | Amagasaki Castle | 尼崎城 |
| Amagata Castle | 34.84768, 137.9496 | Amagata Castle | 天方城 |
| Amanari Castle | 35.58719, 138.42136 | Amanari Castle | 雨鳴城 |
| Amari Yakata | 35.68867, 138.4427 | Amari Yakata | 甘利館 |
| Amemiya Yashiki | 35.64325, 138.69219 | Amemiya Yashiki | 雨宮屋敷 |
| Ametoya Castle | 36.36521, 137.98 | Ametoya Castle | 雨戸屋城 |
| Amidadou Castle (Omi) | 35.20218, 136.15954 | Amidadou Castle (Omi) | 近江阿弥陀堂城 |
| Amidagamine Castle (Yamashiro) | 34.98822, 135.78478 | Amidagamine Castle (Yamashiro) | 山城阿弥陀ヶ峰城 |
| Amino Shingozaemon Yashiki | 35.72146, 138.70933 | Amino Shingozaemon Yashiki | 網野新五左衛門屋敷 |
| Amino Yashiki | 35.71966, 138.712 | Amino Yashiki | 網野屋敷 |
| Anjou Jin'ya | 34.94703, 137.09431 | Anjou Jin'ya | 安城陣屋 |
| Annaka Castle | 36.32939, 138.89655 | Annaka Castle | 安中城 |
| Ano Yakata | 35.14224, 138.7955 | Ano Yakata | 阿野館 |
| Anrakuji Yakata | 36.30889, 137.8368 | Anrakuji Yakata | 安楽寺館 |
| Ansho Castle | 34.94555, 137.09916 | Ansho Castle | 安祥城 |
| Anshouko Castle | 34.94765, 137.09107 | Anshouko Castle | 安祥古城 |
| Aoiyama Castle | 35.49361, 135.73204 | Aoiyama Castle | 青井山城 |
| Aoki Castle (Azumi) | 36.48358, 137.88329 | Aoki Castle (Azumi) | 安曇青木城 |
| Aoki Castle (Sakata) | 35.32974, 136.32179 | Aoki Castle (Sakata) | 近江坂田青木城 |
| Aono Castle (Mikawa) | 34.92341, 137.12169 | Aono Castle (Mikawa) | 三河青野城 |
| Aoyagi Castle | 36.43089, 138.03387 | Aoyagi Castle | 青柳城 |
| Aoyagi Yakata | 36.43079, 138.02695 | Aoyagi Yakata | 青柳館 |
| Aoyama Castle | 36.03746, 139.26793 | Aoyama Castle | 青山城 |
| Aoyama Castle (Nagato) | 34.01863, 130.96367 | Aoyama Castle (Nagato) | 長門青山城 |
| Aoyama Castle (Omi) | 35.09672, 136.26776 | Aoyama Castle | 青山城 |
| Aoyama Yashiki (Mikawa) | 34.91877, 137.3011 | Aoyama Yashiki (Mikawa) | 三河青山屋敷 |
| Ara Castle (Ina) | 35.81878, 137.93876 | Ara Castle (Ina) | 小出荒城 |
| Ara Castle (Murakami Clan Fort Network) | 36.42649, 138.25265 | Ara Castle (Murakami Clan Fort Network) | 村上荒城 |
| Aragaito Fort | 36.21128, 137.84487 | Aragaito Fort | 荒海渡砦 |
| Arahorinaiki Yashiki | 36.57603, 138.18508 | Arahorinaiki Yashiki | 荒堀内記屋敷 |
| Arai Castle | 36.231, 137.95034 | Arai Castle | 荒井城 |
| Araihara Castle | 36.67045, 138.36189 | Araihara Castle | 荒井原城 |
| Araino Castle (Mikawa) | 34.9171, 137.27701 | Araino Castle (Mikawa) | 三河荒井野城 |
| Arako Castle | 35.13511, 136.8563 | Arako Castle | 荒子城 |
| Arashi Castle | 36.08807, 137.96875 | Arashi Castle | 嵐城 |
| Aratame Castle | 38.96799, 139.88879 | Aratame Castle | 新田目城 |
| Arato Castle | 36.47987, 138.13676 | Arato Castle | 荒砥城 |
| Aratoshou Castle | 36.47965, 138.13447 | Aratoshou Castle | 荒砥小城 |
| Arayama Castle | 36.9548, 136.94477 | Arayama Castle | 荒山城 |
| Arikoyama Castle | 35.45545, 134.87812 | Arikoyama Castle | 有子山城 |
| Aruga Castle | 36.01732, 138.08084 | Aruga Castle | 有賀城 |
| Asaba Castle | 36.24762, 138.94259 | Asaba Castle | 麻場城 |
| Asada Castle (Chikuma) | 36.1646, 137.99705 | Asada Castle (Chikuma) | 筑摩浅田城 |
| Asahara Yakata | 35.19298, 136.16147 | Asahara Yakata | 浅原館 |
| Asahi Castle (Chikuma) | 36.1388, 137.86029 | Asahi Castle (Chikuma) | 筑摩旭城 |
| Asahi Castle (Minochi) | 36.65261, 138.17139 | Asahi Castle (Minochi) | 水内旭城 |
| Asahi Castle (Owari) | 35.21926, 137.02857 | Asahi Castle (Owari) | Owari-Asahijō |
| Asahi Moated Settlement | 35.2185, 136.85134 | Asahi Moated Settlement | 朝日環濠集落 |
| Asahiyama Castle | 36.65444, 138.16278 | Asahiyama Castle | 旭山城 |
| Asahiyama Castle (Kai) | 35.85261, 138.42724 | Asahiyama Castle (Kai) | 甲斐旭山城 |
| Asaka Castle (Chikuma) | 36.44489, 138.06209 | Asaka Castle (Chikuma) | Chikuma-Asakajō |
| Asakura Yakata | 35.99946, 136.29593 | Asakura Yakata | 朝倉館 |
| Asama Palace | 36.26592, 137.99172 | Asama Palace | 浅間御殿 |
| Asama Yakata | 36.26341, 137.98548 | Asama Yakata | 浅間館 |
| Asano Castle | 35.29689, 136.82787 | Asano Castle | 浅野城 |
| Ashigara Castle | 35.32088, 139.01183 | Ashigara Castle | 足柄城 |
| Ashikaga Masauji Yakata | 36.07376, 139.66851 | Ashikaga Masauji Yakata | 足利政氏館 |
| Ashikagashi Yakata | 36.33771, 139.45168 | Ashikagashi Yakata | 足利氏館 |
| Ashimori Jin'ya | 34.7299, 133.80069 | Ashimori Jin'ya | 足守陣屋 |
| Ashinoya Jin'ya | 34.85829, 137.16873 | Ashinoya Jin'ya | 芦谷陣屋 |
| Asonuma Castle | 36.31094, 139.58723 | Asonuma Castle | 阿曽沼城 |
| Asou Castle (Mikawa) | 34.98804, 137.30314 | Asou Castle (Mikawa) | 三河麻生城 |
| Asouko Castle (Mikawa) | 34.98908, 137.3011 | Asouko Castle (Mikawa) | 三河麻生古城 |
| Asukayama Castle | 35.75047, 139.73882 | Asukayama Castle | 飛鳥山城 |
| Asuke Castle | 35.13447, 137.32534 | Asuke Castle | 足助城 |
| Asuke Jin'ya | 35.13731, 137.31749 | Asuke Jin'ya | 足助陣屋 |
| Atagoyama Noroshidai | 35.66948, 138.58067 | Atagoyama Noroshidai | 愛宕山烽火台 |
| Atsushiba Yashiki (Koma) | 35.75053, 138.45119 | Atsushiba Yashiki (Koma) | 巨摩厚芝屋敷 |
| Awaji Castle (Chikuma) | 36.19572, 137.84964 | Awaji Castle (Chikuma) | 筑摩淡路城 |
| Awaya Yakata | 35.6118, 135.96265 | Awaya Yakata | 粟屋館 |
| Awazawa Castle (Suwa) | 35.99796, 138.17575 | Awazawa Castle (Suwa) | 諏訪粟沢城 |
| Aya Castle | 32.00336, 131.24904 | Aya Castle | 綾城 |
| Ayukawa Castle (Koka) | 34.95723, 136.34561 | Ayukawa Castle (Koka) | 鮎河城 |
| Azai Higashi Castle | 34.88966, 137.10637 | Azai Higashi Castle | 浅井東城 |
| Azai Nishi Castle | 34.888, 137.10122 | Azai Nishi Castle | 浅井西城 |
| Azuchi Castle | 35.15593, 136.13928 | Azuchi Castle | 安土城 |
| Baba Noroshidai | 35.83643, 138.47327 | Baba Noroshidai | 馬場烽火台 |
| Baba Yashiki | 36.16734, 137.98551 | Baba Yashiki | 馬場屋敷 |
| Baba Yashiki (Kai) | 35.80828, 138.32756 | Baba Yashiki (Kai) | 甲斐馬場屋敷 |
| Banba Castle | 35.30523, 136.3105 | Banba Castle | 番場城 |
| Beffu Castle (Koka) | 34.89945, 136.21028 | Kouka Beffu Castle | 甲賀別府城 |
| Besshoyama Fort | 35.56369, 136.18172 | Besshoyama Fort | 別所山砦 |
| Binmanji Castle | 35.21938, 136.28291 | Binmanji Castle | 敏満寺城 |
| Bitchu Matsuyama Castle | 34.80891, 133.62219 | Bitchu Matsuyama Castle | 備中松山城 |
| Bitchu Takamatsu Castle | 34.69281, 133.82206 | Bitchu Takamatsu Castle | 備中高松城 |
| Biwa Castle (Kai) | 35.74316, 138.69329 | Biwa Castle (Kai) | 甲斐琵琶城 |
| Bizen Date (Uzen) | 38.67896, 139.83212 | Bizen Date (Uzen) | 羽前備前館 |
| Bizenhara Yakata | 36.34876, 137.99424 | Bizenhara Yakata | 備前原館 |
| Bodaiyama Castle | 35.39294, 136.48322 | Bodaiyama Castle | 菩提山城 |
| Bue Yakata (Totomi) | 34.72565, 138.10891 | Bue Yakata (Totomi) | 遠江武衛館 |
| Busetsu Castle | 35.21375, 137.50525 | Busetsu Castle | 武節城 |
| Bushihara Fort | 35.71977, 138.70812 | Bushihara Fort | 武士原塁 |
| Chamachi Battery (Obama Domain) | 35.6575, 136.06523 | Obama Domain Chamachi Battery | 小浜藩茶町台場 |
| Chausudate | 40.16746, 140.10799 | Chausudate | 茶臼館 |
| Chausuyama Castle (Chikuma) | 36.35588, 137.93716 | Chausuyama Castle (Chikuma) | 筑摩茶臼山城 |
| Chausuyama Castle (Nukata) | 34.83906, 137.11792 | Chausuyama Castle (Nukata) | 額田茶臼山城 |
| Chausuyama Castle (Shinano) | 36.26686, 137.98729 | Chausuyama Castle (Shinano) | 信濃茶臼山城 |
| Chausuyama Fort | 35.55708, 136.1919 | Chausuyama Fort | 茶臼山砦 |
| Chiba Castle | 35.60471, 140.12679 | Chiba Castle | 千葉城 |
| Chifuruya Castle (Sanada) | 36.44808, 138.29245 | Chifuruya Castle (Sanada) | 真田千古屋城 |
| Chigasaki Castle | 35.54474, 139.5791 | Chigasaki Castle | 茅ヶ崎城 |
| Chihaya Castle | 34.4162, 135.65294 | Chihaya Castle | 千早城 |
| Chikaoka Castle | 35.12683, 137.29722 | Chikaoka Castle | 近岡城 |
| Chikatou Fort | 36.22084, 137.99342 | Chikatou Fort | 千鹿頭砦 |
| Chikuma Goten'yama Castle | 36.26742, 137.95321 | Chikuma Goten'yama Castle | 筑摩御殿山城 |
| Chikusa Castle | 35.03277, 136.48592 | Chikusa Castle | 千種城 |
| Chikuzenbara Fort | 35.64687, 138.68065 | Chikuzenbara Fort | 筑前原塁 |
| Chimura Yashiki | 35.40325, 137.11016 | Chimura Yashiki | 千村屋敷 |
| Chinaha Castle | 26.34226, 126.76306 | Chinaha Castle | 伊敷索城 |
| Chinen Castle | 26.1604, 127.8119 | Chinen Castle | 知念城 |
| Chiran Castle | 31.36691, 130.4429 | Chiran Castle | 知覧城 |
| Chofuku Castle | 36.30955, 139.79495 | Chofuku Castle | 長福城 |
| Chouja Yashiki (Totomi) | 34.77842, 137.84142 | Chouja Yashiki (Totomi) | 遠江長者屋敷 |
| Choujaike Yakata | 36.42273, 137.89887 | Choujaike Yakata | 長者池館 |
| Choujayama Castle | 36.41235, 140.4336 | Chojayama Castle | 長者山城 |
| Choujayashiki Yakata | 36.16485, 137.94641 | Choujayashiki Yakata | 長者屋敷館 |
| Choukokuji Fort | 35.67433, 138.63075 | Choukokuji Fort | 長谷寺砦 |
| Chousenji Fort | 35.78902, 138.42071 | Chousenji Fort | 長泉寺塁 |
| Choushouin Yakata | 36.5016, 137.85559 | Choshoin Yakata | 長性院館 |
| Chouzenjimae Jin'ya | 35.66363, 138.57558 | Chouzenjimae Jin'ya | 長禅寺前陣屋 |
| Daikan'yama Fort | 36.09881, 138.00911 | Daikan'yama Fort | 代官山砦 |
| Daikan'yashiki Castle | 35.03896, 137.31752 | Daikan'yashiki Castle | 代官屋敷城 |
| Daikan Yashiki | 35.0372, 137.31663 | Daikan Yashiki | 代官屋敷 |
| Daikannon Castle | 35.14097, 137.32366 | Daikannon Castle | 大観音城 |
| Dainenji Yakata | 36.50527, 137.85717 | Dainenji Yakata | 大念寺館 |
| Daita Castle | 35.06053, 137.24228 | Daita Castle | 大田城 |
| Daiun'in Doi | 35.31533, 138.95309 | Daiun'in Doi | 大雲院土居 |
| Damine Castle | 35.05494, 137.53458 | Damine Castle | 田峯城 |
| Damine Yashiki | 35.05298, 137.53137 | Damine Yashiki | 田峯屋敷 |
| Dannoura Battery | 33.96538, 130.95682 | Dannoura Battery | 壇ノ浦台場 |
| Deura Castle | 36.45297, 138.15385 | Deura Castle | 出浦城 |
| Do Castle (Mikawa) | 34.98306, 137.28761 | Do Castle (Mikawa) | 三河土城 |
| Dodo Fort | 34.96334, 137.25094 | Dodo Fort | 百々砦 |
| Dogiyama Fort | 35.54415, 136.19834 | Dogiyama Fort | 堂木山砦 |
| Dohiyama Castle (Nagato) | 33.99596, 130.98648 | Dohiyama Castle (Nagato) | 長門土肥山城 |
| Doi Castle (Mikawa) | 34.92161, 137.13429 | Doi Castle (Mikawa) | 三河土井城 |
| Doi Tono Yashiki | 35.30787, 136.31135 | Doi Tono Yashiki | 土肥殿屋敷 |
| Dokanyama | 35.73148, 139.76663 | Dokanyama | 道灌山 |
| Dokyou Castle | 36.69473, 138.22675 | Dokyou Castle | 土京城 |
| Dota Castle (Mino) | 35.41738, 137.00807 | Dota Castle (Mino) | 美濃土田城 |
| Doudo Castle (Mikawa) | 34.9888, 137.17424 | Doudo Castle (Mikawa) | 三河百々城 |
| Dousawa Fort | 36.69399, 138.21724 | Dousawa Fort | 堂沢砦 |
| Doushou Hori | 35.56303, 138.90289 | Doushou Hori | 道生堀 |
| Ebe Castle (Omi) | 35.09428, 136.03704 | Ebe Castle (Omi) | 近江江部城 |
| Eboshigata Castle | 34.44464, 135.56465 | Eboshigata Castle | 烏帽子形城 |
| Echizen Katsuyama Castle | 36.06083, 136.50052 | Echizen Katsuyama Castle | 越前勝山城 |
| Echizen Ohno Castle | 35.98661, 136.4831 | Echizen Ohno Castle | 越前大野城 |
| Edo Castle | 35.68824, 139.75432 | Edo Castle | 江戸城 |
| Egawa Fort | 35.0535, 138.95915 | Egawa Fort | 江川砦 |
| Eimeiin Fort | 35.69375, 138.43649 | Eimeiin Fort | 永明院塁 |
| Ema Yakata | 36.32622, 137.30951 | Ema Yakata | 江馬館 |
| Enryakuji | 35.07082, 135.84075 | Enryakuji | 延暦寺 |
| Enryakuji Amidadou Fort | 35.06931, 135.83793 | Enryakuji Amidadou Fort | 延暦寺阿弥陀堂砦 |
| Enryakuji Higashitani Fort | 35.07433, 135.8358 | Enryakuji Higashitani Fort | 延暦寺東谷砦 |
| Enryakuji Joudoin Fort | 35.07144, 135.83626 | Enryakuji Joudoin Fort | 延暦寺浄土院砦 |
| Enryakuji Kitatani Fort | 35.07238, 135.83972 | Enryakuji Kitatani Fort | 延暦寺北谷砦 |
| Enryakuji Monjurou Fort | 35.07045, 135.84205 | Enryakuji Monjurou Fort | 延暦寺文殊楼砦 |
| Enryakuji Nishitani Fort | 35.07602, 135.83404 | Enryakuji Nishitani Fort | 延暦寺西谷砦 |
| Enryakuji Shakadou Fort | 35.07421, 135.83378 | Enryakuji Shakadou Fort | 延暦寺釈迦堂砦 |
| Fubukikaito Castle (Ina) | 35.81649, 137.93961 | Fubukikaito Castle (Ina) | 小出フブキ外垣城 |
| Fuchu Castle (Hitachi) | 36.19029, 140.27019 | Fuchu Castle (Hitachi) | 常陸府中城 |
| Fudoudou Yakata | 35.09202, 137.17407 | Fudoudou Yakata | 不動堂館 |
| Fujihashi Castle (Tokyo) | 35.80393, 139.30046 | Fujihashi Castle (Tokyo) | 藤橋城 |
| Fujii Castle (Mikawa) | 34.89241, 137.08419 | Fujii Castle (Mikawa) | 三河藤井城 |
| Fujikake Jin'ya | 35.35903, 135.40513 | Fujikake Jin'ya | 藤懸陣屋 |
| Fujikawa Castle (Mikawa) | 34.9105, 137.21907 | Fujikawa Castle (Mikawa) | 三河藤川城 |
| Fujimaki Castle | 36.59521, 138.17111 | Fujimaki Castle | 藤牧城 |
| Fujimaki Yashiki | 35.77261, 138.42604 | Fujimaki Yashiki | 藤巻屋敷 |
| Fujimaru Yakata | 34.72534, 138.10634 | Fujimaru Yakata | 藤丸館 |
| Fujita Castle | 37.18184, 140.42305 | Fujita Castle | 藤田城 |
| Fukakusa Yakata | 35.84646, 138.38364 | Fukakusa Yakata | 深草館 |
| Fukayama Castle (Suruga) | 35.25001, 138.84058 | Fukayama Castle (Suruga) | 駿河深山城 |
| Fukazawa Castle | 35.32499, 138.95666 | Fukazawa Castle | 深沢城 |
| Fukigabora Castle | 35.40003, 137.07815 | Fukigabora Castle | 吹ヶ洞城 |
| Fukouzu Castle | 34.8395, 137.17682 | Fukouzu Castle | 深溝城 |
| Fukuchiyama Castle | 35.2968, 135.12952 | Fukuchiyama Castle | 福知山城 |
| Fukui Castle | 36.06495, 136.22184 | Fukui Castle | 福井城 |
| Fukui Castle (Shinano) | 36.66392, 138.39509 | Fukui Castle (Shinano) | 信濃福井城 |
| Fukujima Castle (Takai) | 36.64181, 138.26717 | Fukujima Castle (Takai) | 高井福島城 |
| Fukuju Fort (Odani Castle) | 35.46085, 136.26913 | Fukuju Fort (Odani Castle) | 小谷城福寿砦 |
| Fukuoka Castle | 33.58439, 130.38311 | Fukuoka Castle | 福岡城 |
| Fukuouji Yakata | 36.1926, 137.92736 | Fukuoji Yakata | 福応寺館 |
| Fukurouga Castle | 35.0671, 137.23726 | Fukurouga Castle | 梟ヶ城 |
| Fukushima Castle | 37.75045, 140.46893 | Fukushima Castle | 福島城 |
| Fukushima Castle (Echigo) | 37.18148, 138.25536 | Fukushima Castle (Echigo) | 越後福嶋城 |
| Fukushima Castle (Kiso) | 35.85485, 137.69432 | Fukushima Castle (Kiso) | 木曽福島城 |
| Fukutake Castle (Chikuzen) | 33.46638, 130.69046 | Fukutake Castle (Chikuzen) | 筑前福嶽城 |
| Fukuyama Castle | 34.49103, 133.36112 | Fukuyama Castle | 福山城 |
| Fukuyo Castle | 35.89595, 138.0003 | Fukuyo Castle | 福与城城 |
| Fukuzawa Yakata | 36.44269, 138.16361 | Fukuzawa Yakata | 福沢館 |
| Fukuzuka Castle (Mino) | 35.30037, 136.6243 | Fukuzuka Castle (Mino) | 美濃福束城 |
| Fumimichi Castle | 36.69048, 138.01484 | Fumimichi Castle | 文道城 |
| Funagatayama Castle | 34.74524, 137.46773 | Funagatayama Castle | 船形山城 |
| Funage Castle | 34.64791, 134.97495 | Funage Castle | 船上城 |
| Funai Castle | 33.24064, 131.61143 | Funai Castle | 府内城 |
| Funaki Castle (Omi) | 35.13841, 136.07513 | Funaki Castle (Omi) | 近江船木城 |
| Funaoka Castle | 38.05508, 140.75873 | Funaoka Castle | 船岡城 |
| Funaokayama Castle | 35.03937, 135.74204 | Funaokayama Castle | 船岡山城 |
| Funayama Castle | 34.67347, 132.69738 | Funayama Castle | 船山城 |
| Funayama Castle (Mikawa) | 34.9255, 137.209 | Funayama Castle (Mikawa) | 三河舟山城 |
| Funehiki Castle | 37.43697, 140.57392 | Funehiki Castle | 船引城 |
| Furuhata Yakata | 35.93958, 137.78559 | Furuhata Yakata | 古畑館 |
| Furui Castle (Mikawa) | 34.93612, 137.09642 | Furui Castle (Mikawa) | 三河古井城 |
| Furujiro Fort | 35.67242, 138.625 | Furujiro Fort | 古城砦 |
| Furujou Yakata | 36.49636, 137.86537 | Furujou Yakata | 古城館 |
| Furujouyama Castle (Hanishina) | 36.59659, 138.2315 | Furujouyama Castle (Hanishina) | 埴科古城山城 |
| Furukawa Castle | 36.22331, 137.18245 | Furukawa Castle | 古川城 |
| Furumaya Castle (Azumi) | 36.37221, 137.84934 | Furumaya Castle (Azumi) | 安曇古厩城 |
| Furumaya Yakata | 36.37138, 137.86431 | Furumaya Yakata | 安曇古厩館 |
| Furumiya Castle | 34.97263, 137.4278 | Furumiya Castle | 古宮城 |
| Furumiya Castle (Kai) | 35.85163, 138.44484 | Furumiya Castle (Kai) | 甲斐古宮城 |
| Furusutobaru Ruins | 24.35073, 124.19525 | Furusutobaru Ruins | フルスト原遺跡 |
| Furuwatari Castle | 35.15184, 136.90094 | Furuwatari Castle | 古渡城 |
| Fuse Castle (Sarashina) | 36.57811, 138.14117 | Fuse Castle (Sarashina) | 更級布施城 |
| Fuseya Castle | 35.38517, 136.79417 | Fuseya Castle | 伏屋城 |
| Fuseyachouja Yakata | 35.90949, 138.2235 | Fuseyachouja Yakata | 伏屋長者館 |
| Fushimi Castle | 34.94123, 135.77915 | Fushimi Castle | 伏見城 |
| Fusou Castle (Mikawa) | 34.81642, 137.23558 | Fusou Castle (Mikawa) | 三河不相城 |
| Fusumada Castle | 35.56111, 139.15756 | Fusumada Castle | 伏馬田城 |
| Futae Castle (Azumi) | 36.55809, 137.88732 | Futae Castle (Azumi) | 安曇二重城 |
| Futamata Castle | 34.86212, 137.80941 | Futamata Castle | 二俣城 |
| Futatsu Bungonokami Yakata | 36.2556, 137.89455 | Futatsu Bungonokami Yakata | 二木豊後守館 |
| Futatsugi Castle (Azumi) | 36.25972, 137.8862 | Futatsugi Castle (Azumi) | 安曇二木城 |
| Futoge Castle | 36.35728, 136.60102 | Futoge Castle | 二曲城 |
| Futoh'yama Castle | 35.3147, 136.29874 | Futohyama Castle | 太尾山城 |
| Futsukamachi Castle | 35.89469, 136.84789 | Futsukamachi Castle | 二日町城 |
| Futta Castle (Suwa) | 36.00569, 138.17878 | Futta Castle (Suwa) | 諏訪古田城 |
| Fuwa no Seki | 35.35773, 136.46022 | Fuwa no Seki | 不破関 |
| Gakiyama Noroshidai | 36.03086, 138.12783 | Gakiyama Noroshidai | 餓鬼山烽火台 |
| Gakuden Castle (Owari) | 35.32818, 136.95052 | Gakuden Castle (Owari) | 尾張楽田城 |
| Ganjaku Castle | 33.57136, 130.86415 | Ganjaku Castle | 岩石城 |
| Ganryakuji Castle | 34.86559, 137.28693 | Ganryakuji Castle | 岩略寺城 |
| Ganshouin Yakata | 36.69827, 138.33471 | Ganshouin Yakata | 岩松院館 |
| Garyuzan Castle | 35.20556, 136.60775 | Garyuzan Castle | 臥龍山城 |
| Gassan Toda Castle | 35.3608, 133.18543 | Gassan Toda Castle | 月山富田城 |
| Genbao Castle | 35.59783, 136.17662 | Genbao Castle | 玄蕃尾城 |
| Genga Yashiki (Kai) | 35.61643, 138.53007 | Genga Yashiki (Kai) | 甲斐玄賀屋敷 |
| Genji Yakata (Kai) | 35.55807, 138.50652 | Genji Yakata (Kai) | 甲斐源氏館 |
| Gentairi Castle | 36.60925, 138.32806 | Gentairi Castle | 源太入城 |
| Gifu Castle | 35.43391, 136.7819 | Gifu Castle | 岐阜城 |
| Gion Castle | 36.31981, 139.80005 | Gion Castle | 祗園城 |
| Gobara Castle | 36.5526, 138.79976 | Gobara Castle | 郷原城 |
| Gochaku Castle | 34.81852, 134.7409 | Gochaku Castle | 御着城 |
| Goi Castle (Mikawa) | 34.83845, 137.24463 | Goi Castle (Mikawa) | 三河五井城 |
| Gojou Daikansho | 34.35006, 135.69074 | Gojou Daikansho | 五條代官所 |
| Gokan Castle | 36.3296, 138.84164 | Gokan Castle | 後閑城 |
| Goma Nakamura Castle | 35.2003, 135.47942 | Goma Nakamura Castle | 胡麻中村城 |
| Gongen'yama Castle (Mino) | 35.4255, 137.14082 | Gongen'yama Castle (Mino) | 美濃権現山城 |
| Gongen Yakata | 36.13745, 137.97856 | Gongen Yakata | 権現館 |
| Goryokaku Fort | 41.79688, 140.75675 | Goryokaku Fort | 五稜郭 |
| Goryoudaira Fort | 35.78246, 138.4345 | Goryoudaira Fort | 御領平塁 |
| Goryu Castle | 34.69741, 132.75286 | Goryu Castle | 五龍城 |
| Gouda Fort | 36.67676, 137.3692 | Gouda Fort | 郷田砦 |
| Goudo Castle | 35.43875, 137.10738 | Goudo Castle | 顔戸城 |
| Goudo Noroshidai | 35.86711, 138.50399 | Goudo Noroshidai | 神戸烽火台 |
| Gujo Hachiman Castle | 35.75308, 136.96136 | Gujo Hachiman Castle | 郡上八幡城 |
| Gushikawa Castle (Itoman Okinawa) | 26.08036, 127.66452 | Gushikawa Castle (Itoman Okinawa) | 具志川城 |
| Gushikawa Castle (Kumejima Okinawa) | 26.38327, 126.75102 | Gushikawa Castle (Kumejima Okinawa) | 具志川城 |
| Gyoichiyama Fort | 35.56865, 136.16919 | Gyoichiyama Fort | 行市山砦 |
| Ha Castle | 34.8774, 136.98434 | Ha Castle | 羽城 |
| Haba Castle | 35.95634, 137.98449 | Haba Castle | 羽場城 |
| Habako Castle | 35.95773, 137.9806 | Habako Castle | 羽場古城 |
| Habauehori Yashiki | 36.30262, 137.88416 | Habauehori Yashiki | 巾上堀屋敷 |
| Habu Castle | 35.05556, 135.44747 | Habu Castle | 埴生城 |
| Habu Castle (Mikawa) | 35.04723, 137.37882 | Habu Castle (Mikawa) | 三河羽布城 |
| Hachigata Castle | 36.10724, 139.19362 | Hachigata Castle | 鉢形城 |
| Hachikenchōja Castle | 36.15379, 138.01233 | Hachikenchōja Castle | 八間長者城 |
| Hachiman'yama Castle (Tanba) | 35.1305, 135.0795 | Hachiman'yama Castle (Tanba) | 丹波八幡山城 |
| Hachimanpara Jinsho | 36.59082, 138.18699 | Hachimanpara Jinsho | 八幡原陣所 |
| Hachimanshita Battery (Obama Domain) | 35.49342, 135.73694 | Obama Domain Hachimanshita Battery | 小浜藩八幡下台場 |
| Hachinohe Castle | 40.5139, 141.48828 | Hachinohe Castle | 八戸城 |
| Hachioji Castle | 35.65314, 139.25304 | Hachioji Castle | 八王子城 |
| Hadanashi Castle | 34.9525, 137.24825 | Hadanashi Castle | 秦梨城 |
| Hadanashiyama Castle | 34.94674, 137.2497 | Hadanashiyama Castle | 秦梨山城 |
| Haga Castle | 35.1596, 134.55041 | Haga Castle | 波賀城 |
| Hagi Castle | 34.41767, 131.38344 | Hagi Castle | 萩城 |
| Hagi Castle (Hoi) | 34.88468, 137.33945 | Hagi Castle (Hoi) | 宝飯萩城 |
| Hagikura Fort | 36.08982, 138.079 | Hagikura Fort | 萩倉砦 |
| Hagiwarasuwa Castle | 35.87422, 137.21092 | Hagiwarasuwa Castle | 萩原諏訪城 |
| Haguro Castle (Owari) | 35.35331, 136.94966 | Haguro Castle (Owari) | 尾張羽黒城 |
| Haibara Castle | 36.18868, 138.01528 | Haibara Castle | 埴原城 |
| Haiyama Castle | 35.01656, 135.83445 | Haiyama Castle | 灰山城 |
| Hajikamigou Castle | 34.77128, 137.41191 | Hajikamigou Castle | 薑郷城 |
| Hajoudo Castle | 34.98272, 137.02006 | Hajoudo Castle | 半城土城 |
| Hajoudoko Castle | 34.98347, 137.02333 | Hajoudoko Castle | 半城土古城 |
| Hakii Castle | 35.38714, 138.44231 | Hakii Castle | 波木井城 |
| Hakii Yakata | 35.36633, 138.42885 | Hakii Yakata | 波木井館 |
| Hakota Castle (Kozuke) | 36.46244, 139.0409 | Hakota Castle (Kozuke) | 上野箱田城 |
| Hakoyama Castle (Takai) | 36.7506, 138.39062 | Hakoyama Castle (Takai) | 高井箱山城 |
| Hakoyanagi Castle | 34.96762, 137.20553 | Hakoyanagi Castle | 箱柳城 |
| Hakusan Castle | 35.70078, 138.42209 | Hakusan Castle | 白山城 |
| Hakusan Castle (Harima) | 34.89309, 134.65569 | Hakusan Castle (Harima) | 播磨白山城 |
| Hamada Castle | 34.90291, 132.07333 | Hamada Castle | 浜田城 |
| Hamada Castle (Ise) | 34.96487, 136.61678 | Hamada Castle (Ise) | 伊勢浜田城 |
| Hamagawa Castle | 36.37199, 138.98086 | Hamagawa Castle | 浜川城 |
| Hamamatsu Castle | 34.71174, 137.72479 | Hamamatsu Castle | 浜松城 |
| Hanagoya Castle (Murakami Clan Fort Network) | 36.42231, 138.2608 | Hanagoya Castle (Murakami Clan Fort Network) | 村上花古屋城 |
| Hanakuma Castle | 34.68816, 135.18291 | Hanakuma Castle | 花隈城 |
| Hanamaki Castle | 39.39169, 141.12027 | Hanamaki Castle | 花巻城 |
| Hanaoka Castle (Azumi) | 36.44192, 137.88327 | Hanaoka Castle (Azumi) | 安曇花岡城 |
| Hanaoka Castle (Saku) | 36.14073, 138.48555 | Hanaoka Castle (Saku) | 佐久花岡城 |
| Hanaoka Castle (Suwa) | 36.05316, 138.05079 | Hanaoka Castle (Suwa) | 諏訪花岡城 |
| Hanasaki Castle (Tsuru) | 35.60646, 138.92189 | Hanasaki Castle (Tsuru) | 都留花咲城 |
| Hanawa Castle | 35.86815, 139.90356 | Hanawa Castle | 花輪城 |
| Hanazawa Yakata | 36.30653, 137.93771 | Hanazawa Yakata | 花沢館 |
| Hanazono Castle | 36.12252, 139.17249 | Hanazono Castle | 花園城 |
| Hanazono Mitake Castle | 36.12616, 139.16828 | Hanazono Mitake Castle | 花園御岳城 |
| Hanehigashi Castle | 34.92843, 137.15864 | Hanehigashi Castle | 羽根東城 |
| Hanenishi Castle | 34.92822, 137.15481 | Hanenishi Castle | 羽根西城 |
| Haneo Castle | 36.55347, 138.60726 | Haneo Castle | 羽根尾城 |
| Hannyaji Castle | 35.07651, 135.26469 | Hannyaji Castle | 般若寺城 |
| Hara Castle | 32.62904, 130.25416 | Hara Castle | 原城 |
| Harano Castle (Suwa) | 36.0348, 138.22298 | Harano Castle (Suwa) | 原の城 |
| Haranomoto Castle | 35.73687, 137.98044 | Haranomoto Castle | 原ノ元城 |
| Haruyamako Castle | 36.6098, 138.26671 | Haruyamako Castle | 春山小城 |
| Haruyamaoh Castle | 36.6129, 138.2654 | Haruyamaoh Castle | 春山大城 |
| Hasedo Castle | 38.21267, 140.27243 | Hasedo Castle | 長谷堂城 |
| Hashira Castle (Mikawa) | 34.92084, 137.15367 | Hashira Castle (Mikawa) | 三河柱城 |
| Hatada Castle (Omi) | 35.1525, 136.22682 | Hatada Castle (Omi) | 近江畑田城 |
| Hatakenaka Yakata | 36.05201, 137.97277 | Hatakenaka Yakata | 畑中館 |
| Hatayama Castle | 36.18347, 137.83688 | Hatayama Castle | 波多山城 |
| Hatchou Castle (Mikawa) | 34.95713, 137.1517 | Hatchou Castle (Mikawa) | 三河八丁城 |
| Hatsuzawa Castle | 35.63562, 139.27888 | Hatsuzawa Castle | 初沢城 |
| Hatta Yashiki | 35.65409, 138.64115 | Hatta Yashiki | 八田屋敷 |
| Hattori Castle (Koka) | 34.91886, 136.15982 | Hattori Castle (Koka) | 服部城 |
| Hayakawa Yashiki (Kai) | 35.65638, 138.7033 | Hayakawa Yashiki (Kai) | 甲斐早川屋敷 |
| Hayaotoshi Castle | 36.27771, 137.98523 | Hayaotoshi Castle | 早落城 |
| Hayashi Kohee Yashiki | 35.60354, 138.53985 | Hayashi Kohee Yashiki | 林小兵衛屋敷 |
| Hayashikojo Castle | 36.21963, 138.00386 | Hayashikojo Castle | 林小城 |
| Hayashiohjo Castle | 36.22526, 138.00911 | Hayashiohjo Castle | 林大城 |
| Hayashitaniyama Fort | 35.56815, 136.19018 | Hayashitaniyama Fort | 林谷山砦 |
| Hayashizore Castle | 35.05066, 137.24151 | Hayashizore Castle | 林添城 |
| Hazu Castle (Ise) | 34.98809, 136.63192 | Hazu Castle (Ise) | 伊勢羽津城 |
| Hazu Jin'ya | 34.79291, 137.11956 | Hazu Jin'ya | 幡豆陣屋 |
| Hekirichi Jinya | 41.85428, 140.61895 | Hekirichi Jinya | 戸切地陣屋 |
| Hekitani Castle | 35.36722, 135.4091 | Hekitani Castle | 日置谷城 |
| Henmi Yashiki (Kai) | 35.6297, 138.61418 | Henmi Yashiki (Kai) | 甲斐逸見屋敷 |
| Hida Castle (Omi) | 35.20129, 136.20747 | Hida Castle (Omi) | 近江肥田城 |
| Hieinoyama Fort | 36.10135, 137.93503 | Hieinoyama Fort | 比叡ノ山砦 |
| Higashi Goma Castle | 35.19109, 135.47806 | Higashi Goma Castle | 東胡麻城 |
| Higashi Hirose Castle | 35.15112, 137.22008 | Higashi Hirose Castle | 東広瀬城 |
| Higashi Kuramae Castle | 34.99847, 137.17037 | Higashi Kuramae Castle | 東蔵前城 |
| Higashi Maruoka Castle (Koka) | 34.99978, 136.07013 | Higashi Maruoka Castle (Koka) | 東丸岡城 |
| Higashi Sakabe Castle | 34.99816, 136.59489 | Higashi Sakabe Castle | 東坂部城 |
| Higashi Wada Castle | 36.6578, 138.23229 | Higashi Wada Castle | 東和田城 |
| Higashijou Castle (Chikuma) | 36.40481, 138.01912 | Higashijou Castle (Chikuma) | 筑摩東条城 |
| Higuchi Castle (Omi) | 35.32194, 136.32684 | Higuchi Castle (Omi) | 近江樋口城 |
| Higuchiuchi Castle (Ina) | 35.96222, 137.99465 | Higuchiuchi Castle (Ina) | 伊那樋口内城 |
| Hiji Castle | 33.36749, 131.53147 | Hiji Castle | 日出城 |
| Hijika Castle | 34.98732, 137.32188 | Hijika Castle | 日近城 |
| Hijiyama Castle (Iga) | 34.75929, 136.09817 | Iga Hijiyama Castle | 伊賀比自山城 |
| Hikaru Castle | 36.31851, 137.9423 | Hikaru Castle | 光城 |
| Hiki Castle | 36.4206, 137.93755 | Hiki Castle | 日岐城 |
| Hikida Castle | 35.59989, 136.10013 | Hikida Castle | 疋田城 |
| Hikidono Yashiki | 36.42415, 137.94154 | Hikidono Yashiki | 日岐殿屋敷 |
| Hikobe Yashiki | 36.37355, 139.3483 | Hikobe Yashiki | 彦部屋敷 |
| Hikone Castle | 35.27649, 136.25174 | Hikone Castle | 彦根城 |
| Hikuma Castle | 34.71318, 137.72856 | Hikuma Castle | 曳馬城 |
| Hime Castle (Chikuma) | 36.08341, 137.96046 | Hime Castle (Chikuma) | 筑摩姫城 |
| Hime Castle (Hanishina) | 36.46807, 138.17152 | Hime Castle (Hanishina) | 村上姫城 |
| Hime Castle (Mikawa) | 34.9179, 137.09393 | Mikawa Hime Castle | 三河姫城 |
| Himega Castle (Mikawa) | 34.93069, 137.22294 | Mikawa Himega Castle | 三河姫ヶ城 |
| Himeji Castle | 34.83806, 134.69348 | Himeji Castle | 姫路城 |
| Himuro Yakata | 36.24224, 137.90451 | Himuro Yakata | 氷室館 |
| Hina Yashiki | 34.96814, 137.14993 | Hina Yashiki | 日名屋敷 |
| Hinatabata Yakata | 36.45597, 138.34092 | Hinatabata Yakata | 日向畑館 |
| Hino Castle | 35.0087, 136.26506 | Hino Castle | 日野城 |
| Hinode Castle | 35.73285, 138.4527 | Hinode Castle | 日ノ出城 |
| Hinoe Castle | 32.6597, 130.25295 | Hinoe Castle | 日野江城 |
| Hinohara Castle | 35.72633, 139.14366 | Hinohara Castle | 檜原城 |
| Hirabayashi Castle (Minochi) | 36.65487, 138.21183 | Hirabayashi Castle (Minochi) | 水内平林城 |
| Hirado Castle | 33.36858, 129.55757 | Hirado Castle | 平戸城 |
| Hirai Castle | 36.21923, 139.02986 | Hirai Castle | 平井城 |
| Hirai Castle (Omi) | 35.1537, 136.22408 | Hirai Castle (Omi) | 近江平居城 |
| Hirai Kanayama Castle | 36.21409, 139.01758 | Hirai Kanayama Castle | 平井金山城 |
| Hirai Yashiki (Kai) | 35.64929, 138.6564 | Hirai Yashiki (Kai) | 甲斐平井屋敷 |
| Hiraide Moated Settlement | 36.10301, 137.94398 | Hiraide Moated Settlement | 平出環濠集落 |
| Hiraiwa Castle (Mikawa) | 34.95261, 137.16922 | Hiraiwa Castle (Mikawa) | 三河平岩城 |
| Hiraizumi Date | 38.99369, 141.11966 | Hiraizumi Date | 平泉館 |
| Hirakura Castle | 36.8212, 137.91142 | Hirakura Castle | 平倉城 |
| Hirao Castle (Ise) | 34.99843, 136.55556 | Hirao Castle (Ise) | 伊勢平尾城 |
| Hirase Castle | 36.28708, 137.94785 | Hirase Castle | 平瀬城 |
| Hirase Kitano Castle | 36.29094, 137.95052 | Hirase Kitano Castle | 平瀬北ノ城 |
| Hirase Noroshidai | 35.72129, 138.55379 | Hirase Noroshidai | 平瀬烽火台 |
| Hirase Yakata | 36.265, 137.94226 | Hirase Yakata | 平瀬館 |
| Hirata Yashiki | 35.85864, 138.3179 | Hirata Yashiki | 平田屋敷 |
| Hiratsuka Castle | 35.74618, 139.74627 | Hiratsuka Castle | 平塚城 |
| Hirazuka Yakata | 35.43496, 136.2887 | Hirazuka Yakata | 平塚館 |
| Hiromi Castle | 35.17038, 137.12158 | Hiromi Castle | 広見城 |
| Hirosaki Castle | 40.60783, 140.46533 | Hirosaki Castle | 弘前城 |
| Hirose Castle (Hida) | 36.20029, 137.21974 | Hida Hirose Castle | 飛騨広瀬城 |
| Hiroshima Castle | 34.40272, 132.45888 | Hiroshima Castle | 広島城 |
| Hirota Castle | 36.59451, 138.17352 | Hirota Castle | 広田城 |
| Hisawa Castle | 35.99004, 138.13628 | Hisawa Castle | 干沢城 |
| Hishakuyama Castle | 36.44526, 139.35864 | Hishakuyama Castle | 柄杓山城 |
| Hitomoshi Castle (Saku) | 36.04013, 138.53994 | Hitomoshi Castle (Saku) | 佐久火燈城 |
| Hitomoshiyama Fort (Suwa) | 36.03534, 138.0654 | Hitomoshiyama Fort (Suwa) | 諏訪火燈山砦 |
| Hitoyoshi Castle | 32.21108, 130.76649 | Hitoyoshi Castle | 人吉城 |
| Hiyama Castle | 40.16301, 140.12194 | Hiyama Castle | 檜山城 |
| Hizen Nagoya Castle | 33.53022, 129.86934 | Hizen Nagoya Castle | 肥前名護屋城 |
| Hobonishi Castle | 35.06227, 136.54292 | Hobonishi Castle | 保々西城 |
| Hodarakuji Castle | 34.90374, 136.20942 | Hodarakuji Castle | 補陀楽寺城 |
| Hojo Clan Residence | 35.04716, 138.93685 | Hojo Clan Residence | 円成寺北条氏邸 |
| Hokkyu Castle | 35.00792, 137.30084 | Hokkyu Castle | 保久城 |
| Hokkyu Jin'ya | 35.00998, 137.30357 | Hokkyu Jin'ya | 保久陣屋 |
| Hokoji Castle | 35.05821, 135.24509 | Hokoji Castle | 法光寺城 |
| Hongou Castle (Owari) | 35.13947, 137.04203 | Hongou Castle (Owari) | 尾張本郷城 |
| Honjin'yama Castle (Mino) | 35.42385, 137.13392 | Honjin'yama Castle (Mino) | 美濃本陣山城・美濃御嵩城 |
| Honjinzawabata Fort | 36.22998, 137.85091 | Honjinzawabata Fort | 本神沢端砦 |
| Honshouji Castle | 34.90013, 137.08596 | Honshouji Castle | 本證寺城 |
| Hora Castle (Mikawa) | 34.95028, 137.19544 | Hora Castle (Mikawa) | 三河洞城 |
| Hora Yakata | 36.08834, 137.96274 | Hora Yakata | 洞館 |
| Hori Castle (Minochi) | 36.66545, 138.24021 | Hori Castle (Minochi) | 水内穂里城 |
| Horigane Yakata | 36.29442, 137.87169 | Horigane Yakata | 堀金館 |
| Horigoe Palace | 35.04909, 138.93922 | Horigoe Palace | 堀越御所 |
| Horikawa Castle | 34.80307, 137.64603 | Horikawa Castle | 堀川城 |
| Horikoshi Castle | 40.57262, 140.52156 | Horikoshi Castle | 堀越城 |
| Horinouchi Castle (Kai) | 35.61141, 138.55981 | Horinouchi Castle (Kai) | 甲斐堀之内城 |
| Horinouchi Yakata (Azumi) | 36.4356, 137.88097 | Horinouchi Yakata (Azumi) | 安曇堀之内館 |
| Horinouchi Yakata (Ina) | 35.97317, 138.01096 | Horinouchi Yakata (Ina) | 伊那堀ノ内館 |
| Horinouchi Yashiki | 36.10765, 137.96837 | Horinouchi Yashiki | 堀内屋敷 |
| Horishi Yakata (Omi) | 35.30584, 136.30937 | Horishi Yakata (Omi) | 近江堀氏館 |
| Horiuchi Castle (Mikawa) | 34.92573, 137.09026 | Horiuchi Castle (Mikawa) | 三河堀内城 |
| Horiuchi Shingu Castle | 33.72665, 135.98597 | Horiuchi Shingu Castle | 堀内新宮城 |
| Hoshigasaki Castle | 35.08284, 136.07703 | Hoshigasaki Castle | 星ヶ崎城 |
| Hoshina Maenoyama Fort | 36.59415, 138.25921 | Hoshina Maenoyama Fort | 保科前の山砦 |
| Hoshina Yakata | 36.58981, 138.26552 | Hoshina Yakata | 保科館 |
| Hoshiyamako Castle | 35.75834, 138.331 | Hoshiyamako Castle | 星山古城 |
| Hosogaya Yakata | 36.31863, 137.90165 | Hosogaya Yakata | 細萱館 |
| Hosokawagonsui Castle | 35.03069, 137.16903 | Hosokawagonsui Castle | 細川権水城 |
| Hosokawaonmaeda Castle | 35.02187, 137.16578 | Hosokawaonmaeda Castle | 細川御前田城 |
| Hosokawashiroyama Castle | 35.02962, 137.16883 | Hosokawashiroyama Castle | 細川城山城 |
| Hosshouji Castle (Mikawa) | 34.92665, 137.14482 | Hosshouji Castle (Mikawa) | 三河法性寺城 |
| Hotaka Yakata | 36.33598, 137.88358 | Hotaka Yakata | 穂高館 |
| Hotta no Saku | 39.46532, 140.54775 | Hotta no Saku | 払田柵 |
| Houjiin Doi | 35.3127, 138.94518 | Houjiin Doi | 宝持院土居 |
| Hourinji Castle | 35.51114, 136.67989 | Hourinji Castle | 法林寺城 |
| Hourinji Yakata | 35.71961, 139.32067 | Hourinji Yakata | 法林寺館 |
| Houshouji Fort | 36.23727, 138.43885 | Houshouji Fort | 宝生寺砦 |
| Houzouji Yakata | 36.30248, 137.90462 | Houzouji Yakata | 法蔵寺館 |
| Hyakusaiji Castle | 35.12689, 136.28883 | Hyakusaiji Castle | 百済寺城 |
| Hyogo Castle | 34.66533, 135.17269 | Hyogo Castle | 兵庫城 |
| Iba Castle | 35.17703, 136.14736 | Iba Castle | 伊庭城 |
| Iba Palace | 35.17326, 136.15948 | Iba Palace | 伊庭御殿 |
| Ibako Castle | 35.17444, 136.1525 | Ibako Castle | 伊庭古城 |
| Ibaraki Castle | 34.82074, 135.57117 | Ibaraki Castle | 茨木城 |
| Ibarayama Castle | 36.65167, 137.86327 | Ibarayama Castle | 茨山城 |
| Ibayama Castle | 35.1692, 136.16332 | Ibayama Castle | 伊庭山城 |
| Ibi Castle | 35.49535, 136.57267 | Ibi Castle | 揖斐城 |
| Ibo Castle (Mikawa) | 35.13887, 137.12854 | Ibo Castle (Mikawa) | 三河伊保城 |
| Ibo Higashi Castle | 35.14066, 137.13154 | Ibo Higashi Castle | 伊保東城 |
| Ibo Jin'ya | 35.13983, 137.12879 | Ibo Jin'ya | 伊保陣屋 |
| Ibo Nishi Castle | 35.13937, 137.12551 | Ibo Nishi Castle | 伊保西城 |
| Ibuka Castle | 36.28726, 137.97742 | Ibuka Castle | 伊深城 |
| Ichiba Castle (Ise) | 35.05699, 136.56073 | Ichiba Castle (Ise) | 伊勢市場城 |
| Ichibajin'yama Castle (Koka) | 34.90242, 136.21033 | Kouka Ichibajin'yama Castle | 甲賀市場陣山城 |
| Ichigousan Castle | 36.22011, 138.98939 | Ichigousan Castle | 一郷山城 |
| Ichijodani Castle | 36.00904, 136.30068 | Ichijodani Castle | 一乗谷城 |
| Ichijodani Kojo Castle | 36.00106, 136.30019 | Ichijodani Kojo Castle | 小城 |
| Ichijodaniyama Castle | 35.99499, 136.30929 | Ichijodaniyama Castle | 一乗谷山城 |
| Ichijojiyama Castle | 35.05245, 135.81375 | Ichijojiyama Castle | 一乗寺山城 |
| Ichikawa Jin'ya | 35.56188, 138.50102 | Ichikawa Jin'ya | 市川陣屋 |
| Ichinodaira Castle (Ina) | 35.9953, 138.00784 | Ichinodaira Castle (Ina) | 伊那一ノ平城 |
| Ichinomiya Castle | 34.0341, 134.46312 | Ichinomiya Castle | 一宮城 |
| Ida Castle (Mikawa) | 34.97703, 137.16451 | Ida Castle (Mikawa) | 三河井田城 |
| Ide Yakata | 35.30146, 138.58804 | Ide Yakata | 井出館 |
| Iden Castle | 35.31792, 135.24751 | Iden Castle | 位田城 |
| Iden Miyanokoshi Castle | 35.3143, 135.23958 | Iden Miyanokoshi Castle | 位田宮越城 |
| Iga Castle (Mikawa) | 34.97341, 137.16465 | Iga Castle (Mikawa) | 三河伊賀城 |
| Iga Ueno Castle | 34.77013, 136.1271 | Iga Ueno Castle | 伊賀上野城 |
| Igawa Castle | 36.22232, 137.9645 | Igawa Castle | 井川城 |
| Ii Yakata | 34.83456, 137.67357 | Ii Yakata | 井伊館 |
| Iida Castle | 35.51212, 137.83183 | Iida Castle | 飯田城 |
| Iida Castle (Azumi) | 36.65844, 137.83322 | Iida Castle (Azumi) | 安曇飯田城 |
| Iida Castle (Totomi) | 34.8048, 137.92153 | Iida Castle (Totomi) | 遠江飯田城 |
| Iida Fort | 36.26928, 137.92722 | Iida Fort | 飯田砦 |
| Iida Yashiki | 35.61826, 138.64433 | Iida Yashiki | 飯田屋敷 |
| Iidako Castle (Totomi) | 34.80736, 137.92346 | Iidako Castle (Totomi) | 遠江飯田古城 |
| Iijima Jin'ya | 35.68022, 137.92527 | Iijima Jin'ya | 飯島陣屋 |
| Iimori Castle | 34.72663, 135.65385 | Iimori Castle | 飯盛城 |
| Iimori Castle (Azumi) | 36.66592, 137.84056 | Iimori Castle (Azumi) | 安曇飯森城 |
| Iimoriyama Castle (Asuke) | 35.13265, 137.31595 | Iimoriyama Castle (Asuke) | 足助飯盛山城 |
| Iinawa Castle | 36.09051, 137.97304 | Iinawa Castle | 飯縄城 |
| Iino Taira Castle | 37.05584, 140.87159 | Iino Taira Castle | 飯野平城・大館城 |
| Iinoya Castle | 34.83716, 137.67051 | Iinoya Castle | 井伊谷城 |
| Iinuma Castle | 36.28952, 140.38346 | Iinuma Castle | 飯沼城 |
| Iiyama Castle | 36.85636, 138.36648 | Iiyama Castle | 飯山城 |
| Iizuna Castle (Murakami Clan Fort Network) | 36.42417, 138.22813 | Iizuna Castle (Murakami Clan Fort Network) | 村上飯綱城 |
| Iji Castle | 38.76536, 141.03766 | Iji Castle | 伊治城 |
| Ijiri Yashiki | 35.7065, 138.70662 | Ijiri Yashiki | 井尻屋敷 |
| Ikarashi Yakata | 37.57112, 139.04716 | Ikarashi Yakata | 五十嵐館 |
| Ikeda Castle | 34.8268, 135.42811 | Ikeda Castle | 池田城 |
| Ikeda Castle (Mino) | 35.32641, 137.10772 | Ikeda Castle (Mino) | 美濃池田城 |
| Ikeda Yakata (Omi) | 35.10887, 136.07952 | Ikeda Yakata (Omi) | 近江池田館 |
| Ikenoshiri Yakata | 35.11825, 136.25656 | Ikenoshiri Yakata | 池尻館 |
| Ikkui Yashiki (Kai) | 35.62226, 138.52291 | Ikkui Yashiki (Kai) | 甲斐飯喰屋敷 |
| Ikoyama Castle | 35.51439, 136.6854 | Ikoyama Castle | 祐向城 |
| Ima Castle (Mino) | 35.38082, 137.05115 | Ima Castle (Mino) | 美濃今城 |
| Imabari Castle | 34.06305, 133.00667 | Imabari Castle | 今治城 |
| Imai Castle | 35.81023, 139.31461 | Imai Castle | 今井城 |
| Imai Fort | 36.13761, 137.88901 | Imai Fort | 今井砦 |
| Imai Jin'ya | 36.14638, 137.9046 | Imai Jin'ya | 今井陣屋 |
| Imai Yashiki (Kai) | 35.61693, 138.57991 | Imai Yashiki (Kai) | 甲斐今井屋敷 |
| Imaichikami Fort | 35.56176, 136.20525 | Imaichikami Fort | 今市上砦 |
| Imamura Castle (Omi) | 35.18799, 136.17607 | Imamura Castle (Omi) | 近江今村城 |
| Imamura Castle (Yamashiro) | 34.98246, 135.77061 | Imamura Castle (Yamashiro) | 山城今村城 |
| Imao Castle (Mino) | 35.25278, 136.62808 | Imao Castle (Mino) | 美濃今尾城 |
| Imasu Castle (Mino) | 35.35025, 136.43504 | Imasu Castle (Mino) | 美濃今須城 |
| Imori Castle (Suwa) | 36.0333, 138.12846 | Imori Castle (Suwa) | 諏訪井森城 |
| Imoto Castle (Omi) | 35.10408, 136.24961 | Imoto Castle (Omi) | 近江井本城 |
| Ina Castle | 34.7941, 137.33442 | Ina Castle | 伊奈城 |
| Ina Yashiki | 35.97469, 139.62911 | Ina Yashiki | 伊奈氏屋敷 |
| Inamura Castle (Ina) | 35.74415, 137.97524 | Inamura Castle (Ina) | 伊那稲村城 |
| Inamurafuru Castle | 35.7416, 137.97433 | Inamurafuru Castle | 稲村古城 |
| Inaniwa Castle | 39.09373, 140.58309 | Inaniwa Castle | 稲庭城 |
| Inariyama Castle (Saku) | 36.19253, 138.48253 | Inariyama Castle (Saku) | 佐久稲荷山城 |
| Inariyama Castle (Sarashina) | 36.53546, 138.10538 | Inariyama Castle (Sarashina) | 更級稲荷山城 |
| Inatsuke Castle | 35.77603, 139.71914 | Inatsuke Castle | 稲付城 |
| Inawashiro Castle | 37.56207, 140.10388 | Inawashiro Castle | 猪苗代城 |
| Injiki Castle | 35.39419, 136.77876 | Injiki Castle | 印食城 |
| Innoshima Suigun Castle | 34.32802, 133.16651 | Innoshima Suigun Castle | 因島水軍城 |
| Inoko Yakata | 35.17675, 136.16359 | Inoko Yakata | 猪子館 |
| Inokuchi Castle | 35.12841, 137.28594 | Inokuchi Castle | 井ノ口城 |
| Inokuchi Castle (Nukata) | 34.98787, 137.1663 | Inokuchi Castle (Nukata) | 額田井口城 |
| Inokura Castle | 35.02846, 135.49046 | Inokura Castle | 猪倉城 |
| Inoue Castle | 36.62802, 138.28123 | Inoue Castle | 井上城 |
| Inoue Yakata | 36.63254, 138.28303 | Inoue Yakata | 井上館 |
| Inoue Yakata (Shiga) | 35.08508, 136.08498 | Inoue Yakata (Shiga) | 井上氏館 |
| Inuinofuru Castle | 35.85927, 137.98634 | Inuinofuru Castle | 乾ノ古城 |
| Inukai Castle | 36.24566, 137.95434 | Inukai Castle | 犬甘城 |
| Inukai Yakata | 36.2542, 137.94076 | Inukai Yakata | 犬甘館 |
| Inuyama Castle | 35.38835, 136.93917 | Inuyama Castle | 犬山城 |
| Ioto Castle | 36.11178, 138.0204 | Ioto Castle | 五百渡城 |
| Iouji Fort | 34.93142, 137.55789 | Iouji Fort | 医王寺砦 |
| Ioyama Castle | 35.12824, 134.06291 | Ioyama Castle | 医王山城 |
| Iroganeyama Fort | 35.18598, 137.05452 | Iroganeyama Fort | 色金山砦 |
| Isawa Castle | 39.17937, 141.13542 | Isawa Castle | 胆沢城 |
| Isawa Jin'ya | 35.64868, 138.63712 | Isawa Jin'ya | 石和陣屋 |
| Isezaki Castle (Sanada) | 36.41152, 138.30212 | Isezaki Castle (Sanada) | 真田伊勢崎城 |
| Ishibashi Castle | 34.96409, 137.41998 | Ishibashi Castle | 石橋城 |
| Ishibayama Castle (Omi) | 35.15912, 136.16189 | Ishibayama Castle (Omi) | 石馬山城 |
| Ishida Castle (Mikawa) | 34.88925, 137.48815 | Ishida Castle (Mikawa) | 三河石田城 |
| Ishida Jin'ya | 34.89181, 137.49242 | Ishida Jin'ya | 石田陣屋 |
| Ishigakiyama Ichiya Castle | 35.23545, 139.12777 | Ishigakiyama Ichiya Castle | 石垣山一夜城 |
| Ishigami Castle | 36.48262, 140.57814 | Ishigami Castle | 石神城 |
| Ishihama Castle | 35.72849, 139.80822 | Ishihama Castle | 石浜城 |
| Ishikawa Jouzan Yashiki | 34.92026, 137.04634 | Ishikawa Jouzan Yashiki | 石川丈山屋敷 |
| Ishimakiyama Castle | 34.78914, 137.45895 | Ishimakiyama Castle | 石巻山城 |
| Ishimura Castle | 36.71061, 138.25979 | Ishimura Castle | 石村城 |
| Ishinomaki Castle | 38.42302, 141.30724 | Ishinomaki Castle | 石巻城跡 |
| Ishitono Yashiki | 36.70813, 138.2608 | Ishitono Yashiki | 石殿屋敷 |
| Ishiwata Yakata | 36.66171, 138.23674 | Ishiwata Yakata | 石渡館 |
| Isobe Castle | 36.29789, 138.86105 | Isobe Castle | 磯部城 |
| Isobe Castle (Mikawa) | 34.99494, 137.16519 | Isobe Castle (Mikawa) | 三河磯辺城 |
| Isshiki Castle (Chita) | 34.73375, 136.87278 | Isshiki Castle (Chita) | 知多一色城 |
| Isshiki Castle (Omi) | 35.07413, 136.26011 | Isshiki Castle | 一式城 |
| Isshiki Castle (Suruga) | 35.15616, 138.89369 | Isshiki Castle (Suruga) | 駿河一色城 |
| Isshindenjinai Moated Settlement | 34.76195, 136.50371 | Isshindenjinai Moated Settlement | 一身田寺内環濠集落 |
| Itabashi Castle | 35.75526, 139.68664 | Itabashi Castle | 板橋城 |
| Itadafuru Yashiki (Mikawa) | 34.97073, 137.23119 | Itadafuru Yashiki (Mikawa) | 三河板田古屋敷 |
| Itagaki Kanenobu Yashiki | 35.6638, 138.59518 | Itagaki Kanenobu Yashiki | 板垣兼信屋敷 |
| Itagakiyama Noroshidai | 35.6637, 138.60451 | Itagakiyama Noroshidai | 板垣山烽火台 |
| Itami Castle | 34.78124, 135.42099 | Itami Castle | 伊丹城 |
| Itazuke Moated Settlement | 33.56542, 130.45291 | Itazuke Moated Settlement | 板付環濠集落 |
| Itoi Jin'ya | 35.3632, 134.84348 | Itoi Jin'ya | 糸井陣屋 |
| Itoigawa Jinya | 37.04389, 137.85351 | Itoigawa Jinya | 糸魚川陣屋 |
| Itokazu Castle | 26.15138, 127.76234 | Itokazu Castle | 糸数城 |
| Itou Genba Yashiki | 35.75275, 138.42547 | Itou Genba Yashiki | 伊藤玄蕃屋敷 |
| Itousakaue Fort | 36.22565, 137.86197 | Itousakaue Fort | 伊藤坂上砦 |
| Iuchi Castle (Mikawa) | 34.92102, 137.14736 | Iuchi Castle (Mikawa) | 三河井内城 |
| Iwabitsu Castle | 36.5594, 138.80447 | Iwabitsu Castle | 岩櫃城 |
| Iwabuchi Castle (Aida) | 36.34697, 138.00433 | Iwabuchi Castle (Aida) | 会田岩渕城 |
| Iwade Danjou Kyokan | 35.3842, 136.50996 | Iwade Danjou Kyokan | 岩手弾正居館 |
| Iwade Yashiki (Kai) | 35.712, 138.69796 | Iwade Yashiki (Kai) | 甲斐岩手屋敷 |
| Iwadono Castle | 35.62159, 138.9499 | Iwadono Castle | 岩殿城 |
| Iwahara Castle (Azumi) | 36.30934, 137.83109 | Iwahara Castle (Azumi) | 安曇岩原城 |
| Iwahori Castle (Mikawa) | 34.87235, 137.16717 | Iwahori Castle (Mikawa) | 三河岩堀城 |
| Iwaki Taira Castle | 37.06017, 140.88965 | Iwaki Taira Castle | 磐城平城 |
| Iwakiri Castle | 38.31342, 140.94 | Iwakiri Castle | 岩切城 |
| Iwakubo Yakata | 35.68082, 138.58328 | Iwakubo Yakata | 岩窪館 |
| Iwakuni Castle | 34.1752, 132.17422 | Iwakuni Castle | 岩国城 |
| Iwakura Castle | 35.06556, 136.0604 | Iwakura Castle | 岩倉城 |
| Iwakura Castle (Mikawa) | 35.04942, 137.19077 | Iwakura Castle (Mikawa) | 三河岩倉城 |
| Iwakura Castle (Owari) | 35.27493, 136.87816 | Iwakura Castle (Owari) | 尾張岩倉城 |
| Iwakura Yakata (Mikawa) | 35.04843, 137.1905 | Iwakura Yakata (Mikawa) | 三河岩倉館 |
| Iwamura Castle | 35.35993, 137.45102 | Iwamura Castle | 岩村城 |
| Iwasaki Castle | 35.14539, 137.04212 | Iwasaki Castle | 岩崎城 |
| Iwatsuki Castle | 35.95107, 139.71153 | Iwatsuki Castle | 岩槻城 |
| Iyo Matsuyama Castle | 33.84526, 132.76575 | Iyo Matsuyama Castle | 伊予松山城 |
| Izu Nagahama Castle | 35.01784, 138.88833 | Izu Nagahama Castle | 伊豆長浜城 |
| Izuki Jin'ya | 35.44618, 137.7951 | Izuki Jin'ya | 伊豆木陣屋 |
| Izumi Jin'ya | 36.95154, 140.85436 | Izumi Jin'ya | 泉陣屋 |
| Izushi Castle | 35.46025, 134.87445 | Izushi Castle | 出石城 |
| Jurakudai | 35.02488, 135.74589 | Jurakudai | 聚楽第 |
| Kagoshima Castle | 31.59825, 130.55441 | Kagoshima Castle | 鹿児島城 |
| Kaibara Jin'ya | 35.12886, 135.08218 | Kaibara Jinya | 柏原陣屋 |
| Kajiya Castle | 34.97873, 137.27574 | Kajiya Castle | 鍛冶屋城 |
| Kakegawa Castle | 34.77546, 138.01486 | Kakegawa Castle | 掛川城 |
| Kakizaki Castle | 37.2715, 138.38745 | Kakizaki Castle | 柿崎城 |
| Kakunodate Castle | 39.60653, 140.56273 | Kakunodate Castle | 角館城 |
| Kamaian Yakata | 36.10751, 137.91149 | Kamaian Yakata | 釜井庵館 |
| Kamakata Jin'ya | 34.82926, 137.22919 | Kamakata Jin'ya | 蒲形陣屋 |
| Kameda Castle | 39.49903, 140.08709 | Kameda Castle | 亀田城 |
| Kamegasaki Castle | 38.9096, 139.84099 | Kamegasaki Castle | 亀ヶ崎城 |
| Kameyama Castle | 34.85617, 136.45056 | Kameyama Castle | 亀山城 |
| Kaminoyama Castle | 38.15786, 140.27592 | Kaminoyama Castle | 上山城 |
| Kamioka Castle | 36.32991, 137.30232 | Kamioka Castle | 神岡城 |
| Kanazawa Castle | 36.56549, 136.65928 | Kanazawa Castle | 金沢城 |
| Kanbe Castle | 34.87881, 136.57734 | Kanbe Castle | 神戸城 |
| Kaneishi Castle | 34.20421, 129.28558 | Kaneishi Castle | 金石城 |
| Kaneyama Castle (Mino) | 35.45656, 137.09725 | Kaneyama Castle (Mino) | 美濃金山城 |
| Kanzou Yashiki | 35.70646, 138.7349 | Kanzou Yashiki | 甘草屋敷 |
| Karatsu Castle | 33.45354, 129.97819 | Karatsu Castle | 唐津城 |
| Kariya Castle | 34.98871, 136.98425 | Kariya Castle | 刈谷城 |
| Kasama Castle | 36.38257, 140.26734 | Kasama Castle | 笠間城 |
| Kashima Castle (Hizen) | 33.10399, 130.09348 | Kashima Castle (Hizen) | 肥前鹿島城 |
| Kasugayama Castle | 37.14657, 138.20552 | Kasugayama Castle | 春日山城 |
| Katsuyama Palace | 34.02112, 130.9724 | Katsuyama Palace | 勝山御殿 |
| Kawagoe Castle | 35.92451, 139.49143 | Kawagoe Castle | 川越城 |
| Kawahara Castle | 35.40382, 134.19949 | Kawahara Castle | 河原城 |
| Kawanarishima Jin'ya | 35.14169, 138.66371 | Kawanarishima Jin'ya | 川成島陣屋 |
| Kawanoe Castle | 34.013, 133.56756 | Kawanoe Castle | 川之江城 |
| Kawasaki no Saku | 38.90475, 141.25291 | Kawasaki no Saku | 河崎柵 |
| Kawashima Castle | 34.06616, 134.32033 | Kawashima Castle | 川島城 |
| Kikkawa Motoharu Yakata | 34.71706, 132.46639 | Kikkawa Motoharu Yakata | 吉川元春館 |
| Kikuchi Castle | 33.00233, 130.78832 | Kikuchi Castle | 鞠智城 |
| Kinojo | 34.72828, 133.7652 | Kinojo | 鬼ノ城 |
| Kinowa Castle | 38.96373, 139.90926 | Kinowa Castle | 城輪柵 |
| Kisai Castle | 36.1045, 139.58364 | Kisai Castle | 騎西城 |
| Kishiwada Castle | 34.45896, 135.37066 | Kishiwada Castle | 岸和田城 |
| Kiso Daikansho | 35.85186, 137.69816 | Kiso Daikansho | 木曽代官所 |
| Kitaaranami Fort | 36.36555, 138.97051 | Kitaaranami Fort | 北新波砦 |
| Kitamura Castle (Omi) | 35.09799, 136.04062 | Kitamura Castle (Omi) | 近江北村城 |
| Kitsuki Castle | 33.41475, 131.62767 | Kitsuki Castle | 杵築城 |
| Kiyosu Castle | 35.21655, 136.84351 | Kiyosu Castle | 清洲城 |
| Kochi Castle | 33.56068, 133.53125 | Kochi Castle | 高知城 |
| Kofu Castle | 35.66535, 138.57092 | Kofu Castle | 甲府城 |
| Koiwatake Castle | 36.35485, 137.83512 | Koiwatake Castle | 小岩嶽城 |
| Koizumi Castle (Yamato) | 34.62773, 135.75416 | Koizumi Castle (Yamato) | 大和小泉城 |
| Kokura Castle | 33.88442, 130.87426 | Kokura Castle | 小倉城 |
| Kokuzousan Noroshidai | 36.23435, 138.43155 | Kokuzousan Noroshidai | 虚空蔵山烽火台 |
| Komai Yashiki | 35.73678, 138.44603 | Komai Yashiki | 駒井屋敷 |
| Komaki Castle | 35.29259, 136.91354 | Komaki Castle | 小牧城 |
| Komatsu Castle | 36.41258, 136.44365 | Komatsu Castle | 小松城 |
| Komono Castle | 35.01275, 136.50866 | Komono Castle | 菰野城 |
| Komoro Castle | 36.32736, 138.41722 | Komoro Castle | 小諸城 |
| Kondou Jin'ya | 35.15462, 136.17961 | Kondou Jin'ya | 金堂陣屋 |
| Koromo Castle | 35.07976, 137.15056 | Koromo Castle | 拳母城 |
| Koromogawa Date | 38.99722, 141.11365 | Koromogawa Date | 衣川館 |
| Kosema Castle | 35.06831, 137.1994 | Kosema Castle | 古瀬間城 |
| Koyama Castle | 34.77888, 138.24702 | Koyama Castle | 小山城 |
| Kozuka Jin'ya | 35.18549, 138.67942 | Kozuka Jin'ya | 小塚陣屋 |
| Kubo Castle (Mikawa) | 34.93898, 137.37046 | Kubo Castle (Mikawa) | 三河久保城 |
| Kubota Castle | 39.72348, 140.12324 | Kubota Castle | 久保田城 |
| Kujira Jin'ya | 34.46312, 135.70948 | Kujira Jin'ya | 櫛羅陣屋 |
| Kumamoto Castle | 32.80617, 130.70573 | Kumamoto Castle | 熊本城 |
| Kunou Castle | 34.96527, 138.46791 | Kunou Castle | 久能城 |
| Kuranomae Fort | 35.72671, 138.45 | Kuranomae Fort | 蔵之前塁 |
| Kuriyagawa no Saku | 39.71168, 141.12139 | Kuriyagawa no Saku | 厨川柵 |
| Kurobane Castle | 36.86973, 140.12214 | Kurobane Castle | 黒羽城 |
| Kuroda Daikansho | 34.69908, 138.08429 | Kuroda Daikansho | 黒田代官所 |
| Kuroi Castle | 35.17882, 135.10471 | Kuroi Castle | 黒井城 |
| Kururi Castle | 35.28755, 140.08993 | Kururi Castle | 久留里城 |
| Kushima Castle | 32.89616, 129.95707 | Kushima Castle | 玖島城 |
| Kuwana Castle | 35.06463, 136.69872 | Kuwana Castle | 桑名城 |
| Kyara Palace | 38.99103, 141.11816 | Kyara Palace | 伽羅御所 |
| Marugame Castle | 34.28608, 133.80043 | Marugame Castle | 丸亀城 |
| Maruoka Castle | 36.15236, 136.27211 | Maruoka Castle | 丸岡城 |
| Matsubara Castle (Omi) | 35.28654, 136.2509 | Matsubara Castle (Omi) | 近江松原城 |
| Matsuda Yakata | 36.51912, 138.10183 | Matsuda Yakata | 松田館 |
| Matsudai Castle (Echigo) | 37.12465, 138.6134 | Matsudai Castle (Echigo) | 越後松代城 |
| Matsue Castle | 35.47522, 133.04985 | Matsue Castle | 松江城 |
| Matsugashima Castle | 34.60548, 136.53263 | Matsugashima Castle | 松ヶ島城 |
| Matsumae Castle | 41.42987, 140.10844 | Matsumae Castle | 松前城 |
| Matsumoto Castle | 36.23864, 137.96892 | Matsumoto Castle | 松本城 |
| Matsusaka Castle | 34.57589, 136.52579 | Matsusaka Castle | 松阪城 |
| Matsushiro Castle | 36.56596, 138.19598 | Matsushiro Castle | 松代城 |
| Mibu Castle | 36.42694, 139.79857 | Mibu Castle | 壬生城 |
| Miharu Castle | 37.44258, 140.49648 | Miharu Castle | 三春城 |
| Mikage Jin'ya | 36.30294, 138.47338 | Mikage Jin'ya | 御影陣屋 |
| Mikawa Kou Jin'ya | 34.83609, 137.32368 | Mikawa Kou Jin'ya | 三河国府陣屋 |
| Mikazuki Jin'ya | 34.99084, 134.43125 | Mikazuki Jin'ya | 三日月陣屋 |
| Minagawa Jin'ya (Totomi) | 34.72261, 137.83424 | Minagawa Jin'ya (Totomi) | 遠江皆川陣屋 |
| Minakuchi Castle | 34.97023, 136.16547 | Minakuchi Castle | 水口城 |
| Minakuchi Okayama Castle | 34.97053, 136.1811 | Minakuchi Okayama Castle | 水口岡山城 |
| Minokubi Castle | 37.91752, 140.89296 | Minokubi Castle | 蓑首城 |
| Minowa Castle | 36.4049, 138.95083 | Minowa Castle | 箕輪城 |
| Misaki Castle (Kuwana) | 35.07025, 136.69175 | Misaki Castle (Kuwana) | 桑名三崎城 |
| Mito Castle | 36.37286, 140.4828 | Mito Castle | 水戸城 |
| Momose Jin'ya | 36.18668, 137.97406 | Momose Jin'ya | 百瀬陣屋 |
| Monjuyama Castle | 34.96919, 137.41516 | Monjuyama Castle | 文殊山城 |
| Motojuku Jin'ya | 34.89028, 137.2611 | Motojuku Jin'ya | 本宿陣屋 |
| Nabari Jinya | 34.62235, 136.09109 | Nabari Jinya | 名張陣屋 |
| Nagahama Castle | 35.37765, 136.26135 | Nagahama Castle | 長浜城 |
| Nagahara Castle | 35.09132, 136.03482 | Nagahara Castle | 永原城 |
| Nagaoka Castle | 37.44746, 138.85322 | Nagaoka Castle | 長岡城 |
| Nagasawa Jin'ya | 34.87383, 137.28358 | Nagasawa Jin'ya | 長沢陣屋 |
| Nagashima Castle | 35.09237, 136.69837 | Nagashima Castle | 長島城 |
| Nagata Jin'ya | 35.9057, 139.5737 | Nagata Jin'ya | 永田陣屋 |
| Nagoya Castle | 35.18555, 136.89898 | Nagoya Castle | 名古屋城 |
| Najima Castle | 33.64597, 130.42327 | Najima Castle | 名島城 |
| Nakahata Jin'ya (Iwaki) | 37.17406, 140.35257 | Nakahata Jin'ya (Iwaki) | 磐城中畑陣屋 |
| Nakaizumi Jin'ya | 34.70875, 137.85246 | Nakaizumi Jin'ya | 中泉陣屋 |
| Nakamura Castle | 32.99683, 132.93068 | Nakamura Castle | 中村城 |
| Nakamura Castle (Soma) | 37.79803, 140.91431 | Nakamura Castle (Soma) | 相馬中村城 |
| Nakata Yashiki | 36.2155, 137.97416 | Nakata Yashiki | 中田屋敷 |
| Nakatsu Castle | 33.60664, 131.18643 | Nakatsu Castle | 中津城 |
| Nakayama Fort (Mikawa) | 34.91899, 137.56237 | Nakayama Fort (Mikawa) | 三河中山砦 |
| Nakazaki Yashiki | 36.34956, 140.37238 | Nakazaki Yashiki | 中崎屋敷 |
| Nakoso no Seki | 36.86578, 140.78014 | Nakoso no Seki | 勿来関 |
| Nanao Castle (Iwami) | 34.67224, 131.86256 | Nanao Castle (Iwami) | 石見七尾城 |
| Nanbata Castle | 35.85772, 139.56729 | Nanbata Castle | 難波田城 |
| Nanokaichi Jin'ya | 36.25711, 138.87497 | Nanokaichi Jin'ya | 七日市陣屋 |
| Narumi Castle | 35.08155, 136.95011 | Narumi Castle | 鳴海城 |
| Natsukawa Castle | 34.64302, 133.84718 | Natsukawa Castle | 撫川城 |
| Ne Castle | 40.5062, 141.46042 | Ne Castle | 根城 |
| Netsu Jin'ya | 36.37535, 138.35093 | Netsu Jin'ya | 祢津陣屋 |
| Nihonmatsu Castle | 37.59976, 140.4281 | Nihonmatsu Castle | 二本松城 |
| Nijo Castle | 35.01406, 135.74769 | Nijo Castle | 二条城 |
| Nirayama Daikansho | 35.0551, 138.9596 | Nirayama Daikansho | 韮山代官所 |
| Nishikawa Yashiki (Kai) | 35.74379, 138.71628 | Nishikawa Yashiki (Kai) | 甲斐西川屋敷 |
| Nishio Castle | 34.86631, 137.04804 | Nishio Castle | 西尾城 |
| Nishiohhira Jin'ya | 34.94036, 137.19589 | Nishiohhira Jin'ya | 西大平陣屋 |
| Nobeoka Castle | 32.58083, 131.66281 | Nobeoka Castle | 延岡城 |
| Noji Castle | 34.79234, 137.56942 | Noji Castle | 野地城 |
| Nomura Jin'ya (Mino) | 35.48467, 136.62555 | Nomura Jin'ya (Mino) | 美濃野村陣屋 |
| Numazu Castle | 35.09893, 138.85969 | Numazu Castle | 沼津城・ |
| Obata Jin'ya | 36.22835, 138.91468 | Obata Jin'ya | 小幡陣屋 |
| Obi Castle | 31.62911, 131.3503 | Obi Castle | 飫肥城 |
| Ochaya Yashiki | 35.38902, 136.57987 | Ochaya Yashiki | 御茶屋屋敷 |
| Ochiai Yashiki | 35.6496, 138.59603 | Ochiai Yashiki | 落合屋敷 |
| Odani Castle | 35.45932, 136.27707 | Odani Castle | 小谷城 |
| Odawara Castle | 35.25086, 139.1539 | Odawara Castle | 小田原城 |
| Ogaki Castle | 35.36197, 136.61598 | Ogaki Castle | 大垣城 |
| Ogawa Castle (Owari) | 34.97915, 136.96692 | Ogawa Castle (Owari) | 尾張緒川城 |
| Oguchi Castle | 35.34112, 136.91613 | Oguchi Castle | 小口城 |
| Ogurayama Castle | 35.55059, 136.9109 | Ogurayama Castle | 小倉山城 |
| Oh'uchi Yakata | 34.18376, 131.48019 | Oh'uchi Yakata | 大内館 |
| Ohkusa Castle (Chita) | 34.94007, 136.83083 | Ohkusa Castle (Chita) | 知多大草城 |
| Ohmine Castle | 36.67569, 138.17692 | Ohmine Castle | 大峰城 |
| Ohmizo Jin'ya | 35.2949, 136.01109 | Ohmizo Jin'ya | 大溝陣屋 |
| Ohmori Castle | 37.72333, 140.43245 | Omori Castle | 大森城 |
| Ohmori Daikansho | 35.12194, 132.44803 | Ohmori Daikansho | 大森代官所 |
| Ohno Castle (Chita) | 34.92862, 136.83406 | Ohno Castle (Chita) | 知多大野城 |
| Ohtsuka Moated Settlement | 35.55157, 139.58063 | Ohtsuka Moated Settlement | 大塚環濠集落 |
| Ojima Jin'ya | 35.08402, 138.51063 | Ojima Jin'ya | 小島陣屋 |
| Okayama Castle | 34.66516, 133.93606 | Okayama Castle | 岡山城 |
| Okayama Jin'ya | 34.84119, 137.08577 | Okayama Jin'ya | 岡山陣屋 |
| Okazaki Castle | 34.95625, 137.15872 | Okazaki Castle | 岡崎城 |
| Okutono Jin'ya | 35.02896, 137.19477 | Okutono Jin'ya | 奥殿陣屋 |
| Onago Battery | 34.41617, 131.39197 | Onago Battery | 女台場 |
| Osaka Castle | 34.68739, 135.52575 | Osaka Castle | 大阪城 |
| Oshi Castle | 36.13777, 139.45398 | Oshi Castle | 忍城 |
| Ota Castle | 34.23056, 135.19602 | Ota Castle | 太田城 |
| Otaki Castle | 35.28587, 140.23934 | Otaki Castle | 大多喜城 |
| Ozu Castle | 33.50954, 132.54114 | Ozu Castle | 大洲城 |
| Ryusenji Castle | 35.22365, 136.98435 | Ryusenji Castle | 龍泉寺城 |
| Sadowara Castle | 32.04692, 131.42183 | Sadowara Castle | 佐土原城 |
| Saga Castle | 33.24561, 130.30253 | Saga Castle | 佐賀城 |
| Sagaki Jin'ya | 35.61079, 135.96361 | Sagaki Jin'ya | 佐柿陣屋 |
| Sagara Castle | 34.68718, 138.19867 | Sagara Castle | 相良城 |
| Sajikihara Castle | 34.21688, 129.28807 | Sajikihara Castle | 桟原城 |
| Sakamoto Castle | 35.05993, 135.87714 | Sakamoto Castle | 坂本城 |
| Sakasai Castle | 36.14203, 139.85253 | Sakasai Castle | 逆井城 |
| Sannohe Castle | 40.38136, 141.26409 | Sannohe Castle | 三戸城 |
| Sano Castle | 36.31847, 139.57878 | Sano Castle | 佐野城 |
| Saraki Jin'ya | 35.413, 136.82608 | Saraki Jin'ya | 更木陣屋 |
| Sarubami Castle | 35.42463, 136.96246 | Sarubami Castle | 猿啄城 |
| Sasayama Castle | 35.07341, 135.21757 | Sasayama Castle | 篠山城 |
| Sawayama Castle | 35.27979, 136.26933 | Sawayama Castle | 佐和山城 |
| Seiganji Castle | 34.91636, 137.09305 | Seiganji Castle | 誓願寺城 |
| Seki Castle (Mino) | 35.48771, 136.92005 | Seki Castle (Mino) | 美濃関城 |
| Sekinomori Castle | 37.04689, 140.22945 | Sekinomori Castle | 関ノ森城 |
| Sekiyado Castle | 36.10019, 139.78227 | Sekiyado Castle | 関宿城 |
| Sendai Castle | 38.25266, 140.85586 | Sendai Castle | 仙台城 |
| Shibata Castle | 37.95513, 139.32514 | Shibata Castle | 新発田城 |
| Shichinohe Castle | 40.69984, 141.14917 | Shichinohe Castle | 七戸城 |
| Shigehara Jin'ya | 34.9891, 137.01973 | Shigehara Jin'ya | 重原陣屋 |
| Shimabara Castle | 32.78921, 130.36724 | Shimabara Castle | 島原城 |
| Shimada Jin'ya | 34.88348, 137.47959 | Shimada Jin'ya | 島田陣屋 |
| Shimosaka Yakata | 35.36605, 136.28457 | Shimosaka Yakata | 下坂館 |
| Shirakawa Komine Castle | 37.1328, 140.21358 | Shirakawa Komine Castle | 白河小峰城 |
| Shiroishi Castle | 38.00263, 140.61711 | Shiroishi Castle | 白石城 |
| Shishido Jin'ya | 36.3062, 140.30858 | Shishido Jin'ya | 宍戸陣屋 |
| Shiwa Castle | 39.68502, 141.10608 | Shiwa Castle | 志波城 |
| Shoryuji Castle | 34.91823, 135.70077 | Shoryuji Castle | 勝竜寺城 |
| Shuri Castle | 26.21702, 127.71928 | Shuri Castle | 首里城 |
| Sonobe Castle | 35.10467, 135.47014 | Sonobe Castle | 園部城 |
| Suibara Daikansho | 37.8395, 139.23091 | Suibara Daikansho | 水原代官所 |
| Sumoto Castle | 34.33764, 134.90287 | Sumoto Castle | 洲本城 |
| Sunomata Castle | 35.36712, 136.6877 | Sunomata Castle | 墨俣城 |
| Sunpu Castle | 34.97786, 138.38449 | Sunpu Castle | 駿府城 |
| Suwa Ohhouri Yakata | 36.00033, 138.12712 | Suwa Ohhouri Yakata | 諏訪大祝館 |
| Suwahara Castle | 34.81765, 138.12014 | Suwahara Castle | 諏訪原城 |
| Suzaka Jin'ya | 36.65372, 138.31626 | Suzaka Jin'ya | 須坂陣屋 |
| Tahara Castle | 34.67348, 137.26963 | Tahara Castle | 田原城 |
| Takada Castle (Niigata) | 37.10988, 138.25594 | Takada Castle (Niigata) | 高田城 |
| Takamatsu Castle | 34.35037, 134.05163 | Takamatsu Castle | 高松城 |
| Takamuro Yashiki | 35.60962, 138.55765 | Takamuro Yashiki | 高室屋敷 |
| Takane Castle | 35.14965, 137.8673 | Takane Castle | 高根城 |
| Takasaki Castle | 36.3239, 139.00429 | Takasaki Castle | 高崎城 |
| Takashima Castle | 36.0398, 138.11198 | Takashima Castle | 高島城 |
| Takasu Castle (Mino) | 35.22243, 136.63027 | Takasu Castle (Mino) | 美濃高須城 |
| Takato Castle | 35.83341, 138.06228 | Takato Castle | 高遠城 |
| Takatsuki Castle | 34.84299, 135.62231 | Takatsuki Castle | 高槻城 |
| Takayama Castle (Hida) | 36.13834, 137.26347 | Takayama Castle (Hida) | 高山城 |
| Takayama Castle (Mino) | 35.35687, 137.19382 | Takayama Castle (Mino) | 美濃高山城 |
| Takayama Jin'ya | 36.13937, 137.25779 | Takayama Jin'ya | 高山陣屋 |
| Takeda Yakata (Ibaraki) | 36.3822, 140.51734 | Takeda Yakata (Ibaraki) | 武田氏館 |
| Takenaka Jinya | 35.38606, 136.50019 | Takenaka Jinya | 竹中氏陣屋 |
| Tamaru Castle | 34.49084, 136.62798 | Tamaru Castle | 田丸城 |
| Tanabe Castle | 35.44578, 135.33097 | Tanabe Castle | 田辺城 |
| Tanagura Castle | 37.02987, 140.38591 | Tanagura Castle | 棚倉城 |
| Tanaka Castle | 34.87037, 138.2802 | Tanaka Castle | 田中城 |
| Tanba Kameyama Castle | 35.01346, 135.58165 | Tanba Kameyama Castle | 丹波亀山城 |
| Tatebayashi Castle | 36.24557, 139.54001 | Tatebayashi Castle | 館林城 |
| Tateyama Castle | 34.98153, 139.85577 | Tateyama Castle | 館山城 |
| Tatsuno Castle | 34.86875, 134.54464 | Tatsuno Castle | 龍野城 |
| Tatsuoka Castle | 36.19615, 138.50165 | Tatsuoka Castle | 龍岡城 |
| Tenjin'yama Castle (Musashi) | 36.12018, 139.11711 | Tenjin'yama Castle (Musashi) | 武蔵天神山城 |
| Terabe Castle | 35.09625, 137.17097 | Terabe Castle | 寺部城 |
| Tobiyama Castle | 36.55626, 139.96616 | Tobiyama Castle | 飛山城 |
| Todoroki Yashiki | 36.33945, 137.89388 | Todoroki Yashiki | 等々力屋敷 |
| Tojo Castle | 34.835, 137.09056 | Tojo Castle | 東条城 |
| Tokiwa Castle | 37.44209, 140.65107 | Tokiwa Castle | 常葉城 |
| Tokushima Castle | 34.07522, 134.5553 | Tokushima Castle | 徳島城 |
| Tomioka Castle | 32.52891, 130.03188 | Tomioka Castle | 富岡城 |
| Tonojima Castle | 35.80536, 137.96168 | Tonojima Castle | 殿島城 |
| Torigoe Castle | 36.36637, 136.60104 | Torigoe Castle | 鳥越城 |
| Tottori Castle | 35.50743, 134.24 | Tottori Castle | 鳥取城 |
| Toujou Fort | 37.1535, 138.22112 | Toujou Fort | 東城砦 |
| Tousenboubettou Yashiki | 35.16643, 138.68651 | Tousenboubettou Yashiki | 当泉坊別当屋敷 |
| Toyama Castle | 36.69288, 137.21132 | Toyama Castle | 富山城 |
| Toyo Daikansho | 35.18836, 138.65357 | Toyo Daikansho | 樋代官所 |
| Toyoda Castle | 36.11329, 139.97981 | Toyoda Castle | 豊田城 |
| Toyoda Tachi | 39.17974, 141.19094 | Toyoda Tachi | 豊田館 |
| Toyooka Jinya | 35.54119, 134.82187 | Toyooka JInya | 豊岡陣屋 |
| Tsu Castle | 34.71777, 136.50764 | Tsu Castle | 津城 |
| Tsuchiura Castle | 36.08477, 140.19823 | Tsuchiura Castle | 土浦城 |
| Tsumagi Castle | 35.29222, 137.19486 | Tsumagi Castle | 妻木城 |
| Tsuruga Castle | 35.65504, 136.0636 | Tsuruga Castle | 敦賀城 |
| Tsurugaoka Castle | 38.72809, 139.8238 | Tsurugaoka Castle | 鶴ヶ岡城 |
| Tsuwano Castle | 34.4611, 131.76382 | Tsuwano Castle | 津和野城 |
| Tsuya Castle (Mino) | 35.25498, 136.56543 | Tsuya Castle (Mino) | 美濃津屋城 |
| Tsuyama Castle | 35.06288, 134.00544 | Tsuyama Castle | 津山城 |
| Ueda Castle | 36.404, 138.24472 | Ueda Castle | 上田城 |
| Ueno Castle (Kai) | 35.56748, 138.52072 | Ueno Castle (Kai) | 甲斐上野城 |
| Ueno Yashiki | 35.71372, 138.69941 | Ueno Yashiki | 上野屋敷 |
| Ueshi Castle | 35.43732, 133.89845 | Ueshi Castle | 羽衣石城 |
| Usuki Castle | 33.12183, 131.8041 | Usuki Castle | 臼杵城 |
| Utoko Castle | 32.67911, 130.64611 | Utoko Castle | 宇土古城 |
| Utsunomiya Castle | 36.5549, 139.88508 | Utsunomiya Castle | 宇都宮城 |
| Uwajima Castle | 33.21945, 132.56516 | Uwajima Castle | 宇和島城 |
| Wada Castle (Ina) | 35.32097, 137.93529 | Wada Castle (Ina) | 伊那和田城 |
| Wakayama Castle | 34.22761, 135.17137 | Wakayama Castle | 和歌山城 |
| Yaga Castle (Tanba) | 35.0714, 135.55395 | Yaga Castle (Tanba) | 丹波屋賀城 |
| Yagami Castle (Mino) | 35.26762, 136.69265 | Yagami Castle (Mino) | 美濃八神城 |
| Yamabukiyama Noroshidai | 35.90203, 137.76987 | Yamabukiyama Noroshidai | 山吹山烽火台 |
| Yamaga Jin'ya | 35.3007, 135.31803 | Yamaga Jin'ya | 山家陣屋 |
| Yamagata Castle | 38.2555, 140.32761 | Yamagata Castle | 山形城 |
| Yamagata Castle (Hitachi) | 36.63401, 140.39384 | Yamagata Castle (Hitachi) | 常陸山方城 |
| Yamaguchi Castle | 34.18421, 131.47232 | Yamaguchi Castle | 山口城 |
| Yamaguchi Yakata (Mino) | 35.49954, 136.66653 | Yamaguchi Yakata (Mino) | 美濃山口館 |
| Yamaguchi Yashiki | 36.31029, 137.84146 | Yamaguchi Yashiki | 山口屋敷 |
| Yamamoto Jin'ya | 35.20261, 138.63047 | Yamamoto Jin'ya | 山本陣屋 |
| Yamato Koriyama Castle | 34.65147, 135.77959 | Yamato Koriyama Castle | 大和郡山城 |
| Yamori Castle (Omi) | 35.17305, 136.22468 | Yamori Castle (Omi) | 近江屋守城 |
| Yatsushiro Yashiki | 35.75747, 138.43821 | Yatsushiro Yashiki | 八代屋敷 |
| Yazawa Jin'ya | 36.41332, 138.30825 | Yazawa Jin'ya | 矢沢陣屋 |
| Yoita Jin'ya | 37.54417, 138.81137 | Yoita Jin'ya | 与板陣屋 |
| Yokosuka Castle | 34.6855, 137.97118 | Yokosuka Castle | 横須賀城 |
| Yokote Castle | 39.32106, 140.56923 | Yokote Castle | 横手城 |
| Yonago Castle | 35.42483, 133.32426 | Yonago Castle | 米子城 |
| Yoshida Castle | 34.77014, 137.39332 | Yoshida Castle | 吉田城 |
| Yoshinogari | 33.32424, 130.3901 | Yoshinogari | 吉野ヶ里 |
| Yuasa Castle | 34.03549, 135.19377 | Yuasa Castle | 湯浅城 |
| Yuminoshou Castle | 36.67404, 137.3633 | Yuminoshou Castle | 弓庄城 |
| Yumurayama Castle | 35.68441, 138.5524 | Yumurayama Castle | 湯村山城 |
| Yuzawa Castle | 39.15983, 140.49929 | Yuzawa Castle | 湯沢城 |
| Yuzuki Castle | 33.84753, 132.78604 | Yuzuki Castle | 湯築城 |
| Zeze Castle | 34.99527, 135.89535 | Zeze Castle | 膳所城 |
