Public domain
Chiyoda Ooku: The Stone Game
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Credit line千代田乃大奥 おさゞれ石. 明治２８. 楊洲周延. National Diet Library, Japan. Public domain.
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
