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
Constitution Memorial Day
Greenery Day
Children's Day
Children's Day (obs.)
Marine Day
Mountain Day
Mountain Day (obs.)
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Culture Day (obs.)
Labor Thanksgiving Day
New Year's Eve
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 2147
2148
2149 › 
# Date Public holiday
1Monday, 1 January 2148 New Year's Day
2Tuesday, 2 January 2148 January 2
3Wednesday, 3 January 2148 January 3
4Monday, 8 January 2148 Coming of Age Day
5Sunday, 11 February 2148 Foundation Day
Monday, 12 February 2148 Foundation Day (observance)
6Friday, 23 February 2148 Emperor's Birthday
7Wednesday, 20 March 2148 Vernal Equinox Day
8Monday, 29 April 2148 Shōwa Day
9Friday, 3 May 2148 Constitution Memorial Day
10Saturday, 4 May 2148 Greenery Day
11Sunday, 5 May 2148 Children's Day
Monday, 6 May 2148 Children's Day (observance)
12Monday, 15 July 2148 Marine Day
13Sunday, 11 August 2148 Mountain Day
Monday, 12 August 2148 Mountain Day (observance)
14Monday, 16 September 2148 Respect-for-Aged Day
15Monday, 23 September 2148 Autumnal Equinox Day
16Monday, 14 October 2148 Health and Sports Day
17Sunday, 3 November 2148 Culture Day
Monday, 4 November 2148 Culture Day (observance)
18Saturday, 23 November 2148 Labor Thanksgiving Day
19Tuesday, 31 December 2148 New Year's Eve