New Year's Day
January 2
January 3
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.)
New Year's Eve
  January
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  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1550
1551
1552 › 
# Date Public holiday
1Monday, 1 January 1551 New Year's Day
2Tuesday, 2 January 1551 January 2
3Wednesday, 3 January 1551 January 3
4Monday, 8 January 1551 Coming of Age Day
5Sunday, 11 February 1551 Foundation Day
Monday, 12 February 1551 Foundation Day (observance)
6Tuesday, 20 March 1551 Vernal Equinox Day
7Sunday, 29 April 1551 Shōwa Day
Monday, 30 April 1551 Shōwa Day (observance)
8Thursday, 3 May 1551 Constitution Memorial Day
9Friday, 4 May 1551 Greenery Day
10Saturday, 5 May 1551 Children's Day
11Monday, 16 July 1551 Marine Day
12Monday, 17 September 1551 Respect-for-Aged Day
13Sunday, 23 September 1551 Autumnal Equinox Day
Monday, 24 September 1551 Autumnal Equinox Day (observance)
14Monday, 8 October 1551 Health and Sports Day
15Saturday, 3 November 1551 Culture Day
16Friday, 23 November 1551 Labor Thanksgiving Day
17Sunday, 23 December 1551 Emperor's Birthday
Monday, 24 December 1551 Emperor's Birthday (observance)
18Monday, 31 December 1551 New Year's Eve