Public domain
Illustrated Guide to Courtesans' Yearly Events, Upper Volume
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Credit line青楼絵抄年中行事 上之巻. 享和４(１８０４)刊. 十返舎一九<十返舎一九(１世 １７６５生)>//著,紫屋歌麿＜喜多川歌麿＞//筆. National Diet Library, Japan. Public domain.
