New Year's Day
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
Labor Thanksgiving Day (obs.)
Emperor's Birthday
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1489
1490
1491 › 
# Date Public holiday
1Wednesday, 1 January 1490 New Year's Day
2Monday, 13 January 1490 Coming of Age Day
3Tuesday, 11 February 1490 Foundation Day
4Thursday, 20 March 1490 Vernal Equinox Day
5Tuesday, 29 April 1490 Shōwa Day
6Saturday, 3 May 1490 Constitution Memorial Day
7Sunday, 4 May 1490 Greenery Day
8Monday, 5 May 1490 Children's Day
9Monday, 21 July 1490 Marine Day
10Monday, 15 September 1490 Respect-for-Aged Day
11Tuesday, 23 September 1490 Autumnal Equinox Day
12Monday, 13 October 1490 Health and Sports Day
13Monday, 3 November 1490 Culture Day
14Sunday, 23 November 1490 Labor Thanksgiving Day
Monday, 24 November 1490 Labor Thanksgiving Day (observance)
15Tuesday, 23 December 1490 Emperor's Birthday