Public domain
[Hizō Ki, Shishō, etc., and Paper Back Kunchi Reki, Kana Reki Fragments] [5]
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Credit line[秘蔵記私鈔等並に紙背具注暦・仮名暦断簡] [5]. [南北朝-室町時代] [写]. National Diet Library, Japan. Public domain.