New Year's Day
Coming of Age Day
Foundation Day
Foundation Day (obs.)
Vernal Equinox Day
Shōwa Day
Shōwa Day (obs.)
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Respect-for-Aged Day
Autumnal Equinox Day
Autumnal Equinox Day (obs.)
Health and Sports Day
Culture Day
Labor Thanksgiving Day
Emperor's Birthday
Emperor's Birthday (obs.)
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1780
1781
1782 › 
# Date Public holiday
1Monday, 1 January 1781 New Year's Day
2Monday, 8 January 1781 Coming of Age Day
3Sunday, 11 February 1781 Foundation Day
Monday, 12 February 1781 Foundation Day (observance)
4Tuesday, 20 March 1781 Vernal Equinox Day
5Sunday, 29 April 1781 Shōwa Day
Monday, 30 April 1781 Shōwa Day (observance)
6Thursday, 3 May 1781 Constitution Memorial Day
7Friday, 4 May 1781 Greenery Day
8Saturday, 5 May 1781 Children's Day
9Monday, 16 July 1781 Marine Day
10Monday, 17 September 1781 Respect-for-Aged Day
11Sunday, 23 September 1781 Autumnal Equinox Day
Monday, 24 September 1781 Autumnal Equinox Day (observance)
12Monday, 8 October 1781 Health and Sports Day
13Saturday, 3 November 1781 Culture Day
14Friday, 23 November 1781 Labor Thanksgiving Day
15Sunday, 23 December 1781 Emperor's Birthday
Monday, 24 December 1781 Emperor's Birthday (observance)