History

Time	Change
2020-01-06 11:04:52+00:00	Created
2020-01-06 11:04:52+00:00	Associated with 天皇即位紀年
2020-01-06 11:05:12+00:00	Associated with 天皇疑似元号
2020-02-25 10:05:15+00:00	Associated with 明治天皇即位紀年
2020-05-05 09:50:17+00:00	Associated with 天皇即位紀元
2020-07-24 03:09:04+00:00	Associated with 天皇の即位後の年紀