New Year's Day
January 2
January 3
Coming of Age Day
Foundation Day
Vernal Equinox Day
Shōwa Day
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Labor Thanksgiving Day
Emperor's Birthday
New Year's Eve
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1630
1631
1632 › 
# Date Public holiday
1Wednesday, 1 January 1631 New Year's Day
2Thursday, 2 January 1631 January 2
3Friday, 3 January 1631 January 3
4Monday, 13 January 1631 Coming of Age Day
5Tuesday, 11 February 1631 Foundation Day
6Thursday, 20 March 1631 Vernal Equinox Day
7Tuesday, 29 April 1631 Shōwa Day
8Saturday, 3 May 1631 Constitution Memorial Day
9Sunday, 4 May 1631 Greenery Day
10Monday, 5 May 1631 Children's Day
11Monday, 21 July 1631 Marine Day
12Monday, 15 September 1631 Respect-for-Aged Day
13Tuesday, 23 September 1631 Autumnal Equinox Day
14Monday, 13 October 1631 Health and Sports Day
15Monday, 3 November 1631 Culture Day
16Sunday, 23 November 1631 Labor Thanksgiving Day
17Tuesday, 23 December 1631 Emperor's Birthday
18Wednesday, 31 December 1631 New Year's Eve