根小屋城跡 : K-204／ ／根小屋城跡

小野平城跡（旗古城跡） : D-204／ ／小野平城跡（旗古城跡）

ADEAC: A System of Digitalization and Exhibition for Archive Collections

旭山城跡 : C-204／ ／旭山城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

尼厳城跡 : F-204／ ／尼厳城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

萩野城跡 : N-204／ ／萩野城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

根城城跡

History of the Aomori Prefecture Digital Archive

Postcards and Photos Database of Aomori Prefectural History

曽根城跡

三重県環境生活部文化振興課

Mie Historical & Cultural Walking Map (Regional Cultural Assets)

根城城跡周辺

History of the Aomori Prefecture Digital Archive

Postcards and Photos Database of Aomori Prefectural History

戸屋城跡

Nagano Prefectural Museum of History

ADEAC: A System of Digitalization and Exhibition for Archive Collections

根来陣屋跡

Omihachiman City Library

ADEAC: A System of Digitalization and Exhibition for Archive Collections

栗田城跡 : B-204／裾花川扇状地遺跡群／栗田城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

小川城跡

三重県環境生活部文化振興課

Mie Historical & Cultural Walking Map (Regional Cultural Assets)

喜屋敷城跡

三重県環境生活部文化振興課

Mie Historical & Cultural Walking Map (Regional Cultural Assets)

小山氏城跡・鷲城跡・祗園城跡・中久喜城跡

Oyama

Tochigi Digital Museum "SHUGYOKU" (Cultural Assets)

小柴見城跡 : C-206／ ／小柴見城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

宿野城屋敷跡

三重県環境生活部文化振興課

Mie Historical & Cultural Walking Map (Regional Cultural Assets)

小室陣屋跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

屋根（入母屋屋根）小屋組見取図

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

観光 小丸城跡

Digital Archive Fukui

Digital Archive Fukui

志賀城跡／小田井宿跡

NHK Archives

Michi-shiru: Japan Seasonal Journey

史蹟 名護屋城跡本丸跡

Saga Prefectual Library

Saga Prefectural Library Database

湖北町　小谷城跡

NHK Archives

Michi-shiru: Japan Seasonal Journey

茨城縣常陸國行方郡根小屋村

Geospatial Information Authority of Japan

FishPix

城主認可の茶屋跡

三重県環境生活部文化振興課

Mie Historical & Cultural Walking Map (Regional Cultural Assets)

名護屋城跡（唐津市）

NHK Archives

Michi-shiru: Japan Seasonal Journey