New Year's Day
New Year's Day (obs.)
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
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1510
1511
1512 › 
# Date Public holiday
1Sunday, 1 January 1511 New Year's Day
Monday, 2 January 1511 New Year's Day (observance)
2Monday, 9 January 1511 Coming of Age Day
3Saturday, 11 February 1511 Foundation Day
4Monday, 20 March 1511 Vernal Equinox Day
5Saturday, 29 April 1511 Shōwa Day
6Wednesday, 3 May 1511 Constitution Memorial Day
7Thursday, 4 May 1511 Greenery Day
8Friday, 5 May 1511 Children's Day
9Monday, 17 July 1511 Marine Day
10Monday, 18 September 1511 Respect-for-Aged Day
11Saturday, 23 September 1511 Autumnal Equinox Day
12Monday, 9 October 1511 Health and Sports Day
13Friday, 3 November 1511 Culture Day
14Thursday, 23 November 1511 Labor Thanksgiving Day
15Saturday, 23 December 1511 Emperor's Birthday