New Year's Day
New Year's Day (obs.)
January 3
Coming of Age Day
Foundation Day
Emperor's Birthday
Vernal Equinox Day
Shōwa Day
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Mountain Day
Respect-for-Aged Day
Autumnal Equinox Day
Sports Day
Culture Day
Labor Thanksgiving Day
New Year's Eve
  January
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 ‹ 2089
2090
2091 › 
# Date Public holiday
1Sunday, 1 January 2090 New Year's Day
Monday, 2 January 2090 New Year's Day (observance)
2Tuesday, 3 January 2090 January 3
3Monday, 9 January 2090 Coming of Age Day
4Saturday, 11 February 2090 Foundation Day
5Thursday, 23 February 2090 Emperor's Birthday
6Monday, 20 March 2090 Vernal Equinox Day
7Saturday, 29 April 2090 Shōwa Day
8Wednesday, 3 May 2090 Constitution Memorial Day
9Thursday, 4 May 2090 Greenery Day
10Friday, 5 May 2090 Children's Day
11Monday, 17 July 2090 Marine Day
12Friday, 11 August 2090 Mountain Day
13Monday, 18 September 2090 Respect-for-Aged Day
14Friday, 22 September 2090 Autumnal Equinox Day
15Monday, 9 October 2090 Sports Day
16Friday, 3 November 2090 Culture Day
17Thursday, 23 November 2090 Labor Thanksgiving Day
18Sunday, 31 December 2090 New Year's Eve