New Year's Day
January 2
January 3
Coming of Age Day
Foundation Day
Foundation Day (obs.)
Emperor's Birthday
Vernal Equinox Day
Shōwa Day
Shōwa Day (obs.)
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Mountain Day
Respect-for-Aged Day
Autumnal Equinox Day
Autumnal Equinox Day (obs.)
Health and Sports Day
Culture Day
Labor Thanksgiving Day
New Year's Eve
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
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# Date Public holiday
1Monday, 1 January 2238 New Year's Day
2Tuesday, 2 January 2238 January 2
3Wednesday, 3 January 2238 January 3
4Monday, 8 January 2238 Coming of Age Day
5Sunday, 11 February 2238 Foundation Day
Monday, 12 February 2238 Foundation Day (observance)
6Friday, 23 February 2238 Emperor's Birthday
7Tuesday, 20 March 2238 Vernal Equinox Day
8Sunday, 29 April 2238 Shōwa Day
Monday, 30 April 2238 Shōwa Day (observance)
9Thursday, 3 May 2238 Constitution Memorial Day
10Friday, 4 May 2238 Greenery Day
11Saturday, 5 May 2238 Children's Day
12Monday, 16 July 2238 Marine Day
13Saturday, 11 August 2238 Mountain Day
14Monday, 17 September 2238 Respect-for-Aged Day
15Sunday, 23 September 2238 Autumnal Equinox Day
Monday, 24 September 2238 Autumnal Equinox Day (observance)
16Monday, 8 October 2238 Health and Sports Day
17Saturday, 3 November 2238 Culture Day
18Friday, 23 November 2238 Labor Thanksgiving Day
19Monday, 31 December 2238 New Year's Eve