New Year's Day
Coming of Age Day
Foundation Day
Foundation Day (obs.)
Vernal Equinox Day
Shōwa Day
Constitution Memorial Day
Greenery Day
Children's Day
Children's Day (obs.)
Marine Day
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Culture Day (obs.)
Labor Thanksgiving Day
Emperor's Birthday
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1539
1540
1541 › 
# Date Public holiday
1Monday, 1 January 1540 New Year's Day
2Monday, 8 January 1540 Coming of Age Day
3Sunday, 11 February 1540 Foundation Day
Monday, 12 February 1540 Foundation Day (observance)
4Wednesday, 20 March 1540 Vernal Equinox Day
5Monday, 29 April 1540 Shōwa Day
6Friday, 3 May 1540 Constitution Memorial Day
7Saturday, 4 May 1540 Greenery Day
8Sunday, 5 May 1540 Children's Day
Monday, 6 May 1540 Children's Day (observance)
9Monday, 15 July 1540 Marine Day
10Monday, 16 September 1540 Respect-for-Aged Day
11Monday, 23 September 1540 Autumnal Equinox Day
12Monday, 14 October 1540 Health and Sports Day
13Sunday, 3 November 1540 Culture Day
Monday, 4 November 1540 Culture Day (observance)
14Saturday, 23 November 1540 Labor Thanksgiving Day
15Monday, 23 December 1540 Emperor's Birthday