New Year's Day
Coming of Age Day
Foundation Day
Emperor's Birthday
Emperor's Birthday (obs.)
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
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 2289
2290
2291 › 
# Date Public holiday
1Wednesday, 1 January 2290 New Year's Day
2Monday, 13 January 2290 Coming of Age Day
3Tuesday, 11 February 2290 Foundation Day
4Sunday, 23 February 2290 Emperor's Birthday
Monday, 24 February 2290 Emperor's Birthday (observance)
5Thursday, 20 March 2290 Vernal Equinox Day
6Tuesday, 29 April 2290 Shōwa Day
7Saturday, 3 May 2290 Constitution Memorial Day
8Sunday, 4 May 2290 Greenery Day
9Monday, 5 May 2290 Children's Day
10Monday, 21 July 2290 Marine Day
11Monday, 11 August 2290 Mountain Day
12Monday, 15 September 2290 Respect-for-Aged Day
13Tuesday, 23 September 2290 Autumnal Equinox Day
14Monday, 13 October 2290 Health and Sports Day
15Monday, 3 November 2290 Culture Day
16Sunday, 23 November 2290 Labor Thanksgiving Day