岡豊城址
Kochi Prefectural Library
OTEPIA Kochi Library collection search
Chikuhoushuu
University of Tokyo Graduate School of Arts and Sciences / College of Liberal Arts
UTokyo Academic Archives Portal
Chikuhoushuu
University of Tokyo Graduate School of Arts and Sciences / College of Liberal Arts
UTokyo Academic Archives Portal
豊穂集
National Institute of Japanese Literature
ARC Early Japanese Book Portal Database
豊前城堡記
龍谷大学図書館
Ryukoku University Library Digital Archives "Ryukoku-zou"
香城書「豊穣」
ADEAC: A System of Digitalization and Exhibition for Archive Collections
豊後歌集
Digital Archive Fukui
Digital Archive Fukui
Houkou kashuu
NDL Digital Collections
NDL Digital Collections
Hōho monjū
龍谷大学図書館
Ryukoku University Library Digital Archives "Ryukoku-zou"
豊後府内城図
大分市歴史資料館
city of oita official digital archive
荘田豊城詩文
National Institute of Japanese Literature
IIIF Discovery in Japan
荘田豊城詩文
National Institute of Japanese Literature
IIIF Discovery in Japan
荘田豊城詩文
National Institute of Japanese Literature
IIIF Discovery in Japan
荘田豊城詩文
National Institute of Japanese Literature
IIIF Discovery in Japan
絵葉書「城郭」大分城（豊後）
Fukuoka City Museum
Fukuoka City Museum Collection Database
桂城集
Kudamatsu
ADEAC: A System of Digitalization and Exhibition for Archive Collections
seijoushuu
Kyoto University Library
ARC Early Japanese Book Portal Database
ranjoushuu
Kyoto University Library
ARC Early Japanese Book Portal Database
Seijoushuu
Waseda University Library
ARC Early Japanese Book Portal Database
沖縄県豊見城市
NHK Archives
Michi-shiru: Japan Seasonal Journey
豊城欧陽氏蔵書
National Institute of Japanese Literature
Collectors'Seals Database
Toyokuni kinjoushuu
NDL Digital Collections
NDL Digital Collections
豊国錦絵集
National Diet Library, Japan
ARC Ukiyo-e Portal Database
yutakanoharunayosenokotobuki
国立音楽大学附属図書館
ARC Early Japanese Book Portal Database
Uploaded: 2026-03-26