〔宗木鎮江書簡〕

〔鎮夫書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

［渋江公木書簡］

ADEAC: A System of Digitalization and Exhibition for Archive Collections

[江月宗玩　大宗怡老 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

（大友宗麟（義鎮）書状）

Keio University Media Center

Keio Object Hub

大友義鎮(宗麟)書状

大分市歴史資料館

city of oita official digital archive

[海江田信義　宗徳〔伊達宗徳〕 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

〔宗義書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔宗義書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔橋本吉宗・大木友次郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

（大友宗麟（義鎮）書状追而書）

Keio University Media Center

Keio Object Hub

（大友宗麟（義鎮）書状追而書）

Keio University Media Center

Keio Object Hub

〔宗龍寺書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔宗□則久書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

柳宗悦書簡

龍谷大学図書館

Ryukoku University Library Digital Archives "Ryukoku-zou"

[陸奥宗光　木梨〔精一郎〕 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

文鎮（木製）

Meiji Gakuin Historical Museum

ADEAC: A System of Digitalization and Exhibition for Archive Collections

〔江副書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔江口書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔江副書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔江口書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

江副書簡

Saga Prefectual Library

Saga Prefectural Library Database

〔江藤書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

江副書簡

Saga Prefectual Library

Saga Prefectural Library Database

〔江藤書簡〕

Saga Prefectual Library

Saga Prefectural Library Database