January 20, 1644

Jan. 1644

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Wednesday, January 20, 1644
Japanese calendar: Reiwa -374
Old calendar: December 11, 1643 仏滅 (Butsumetsu)

The 24 divisions of the solar year	大寒 (Daikan)
72 pentads	欸冬華Fuki no hana saku (ふきのはなさく)
Twenty-eight mansions	壁heki (へき)
The 12 words used to mark the old calendar	破Yaburu (やぶる)

	Year sexagenary cycle	Month sexagenary cycle	Day sexagenary cycle
Koyomi-tsuki	Kinoe-saru きのえさる甲申	Hinoe-tora ひのえとら丙寅	Kanotono-hitsuji かのとのひつじ辛未
Fushi-tsuki	Mizunotono-hitsuji みずのとのひつじ癸未	Kinotono-ushi きのとのうし乙丑	Kanotono-hitsuji かのとのひつじ辛未

Age of the moon	Moon
10.29

Today (December 1, 2025) is 139473.01318287 days after January 20, 1644. (First day as day 0)

From January 20, 1644 to YEAR MONTH DAY

The start date is not included included

From YEAR MONTH DAY to January 20, 1644

The start date is not included included

The day before, January 20, 1644	The next day, January 20, 1644
Date before one month(December 20, 1643)	Date after one month(February 20, 1644)
January 20 one year ago	January 20 after one year

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	Year sexagenary cycle	Month sexagenary cycle	Day sexagenary cycle
Koyomi-tsuki	Kinoe-saru きのえさる甲申	Hinoe-tora ひのえとら丙寅	Kanotono-hitsuji かのとのひつじ辛未
Fushi-tsuki	Mizunotono-hitsuji みずのとのひつじ癸未	Kinotono-ushi きのとのうし乙丑	Kanotono-hitsuji かのとのひつじ辛未

January 20, 1644 Japanese calendar, old calendar, six basic labels, moon age, etc.