New Year's Day
New Year's Day (obs.)
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
Health and Sports Day
Culture Day
Labor Thanksgiving Day
  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)
2Monday, 9 January 2090 Coming of Age Day
3Saturday, 11 February 2090 Foundation Day
4Thursday, 23 February 2090 Emperor's Birthday
5Monday, 20 March 2090 Vernal Equinox Day
6Saturday, 29 April 2090 Shōwa Day
7Wednesday, 3 May 2090 Constitution Memorial Day
8Thursday, 4 May 2090 Greenery Day
9Friday, 5 May 2090 Children's Day
10Monday, 17 July 2090 Marine Day
11Friday, 11 August 2090 Mountain Day
12Monday, 18 September 2090 Respect-for-Aged Day
13Saturday, 23 September 2090 Autumnal Equinox Day
14Monday, 9 October 2090 Health and Sports Day
15Friday, 3 November 2090 Culture Day
16Thursday, 23 November 2090 Labor Thanksgiving Day