Public domain
Koyo Gunkan, Volume 13
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Credit line甲陽軍鑑 巻第十三. 〔江戸中期〕. National Diet Library, Japan. Public domain.
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
