紀年法

日本古代の日時

メモ

[1] 天智天皇 - Wikipedia (2020-08-02 00:34:28 +09:00) https://ja.wikipedia.org/wiki/%E5%A4%A9%E6%99%BA%E5%A4%A9%E7%9A%87

[3] i13_01034_0004.pdf, 2009-05-28T07:06:24.000Z, 2023-12-01T08:00:14.785Z https://archive.wul.waseda.ac.jp/kosho/i13/i13_01034/i13_01034_0004/i13_01034_0004.pdf#page=14