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
Emperor's Birthday
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1817
1818
1819 › 
# Date Public holiday
1Thursday, 1 January 1818 New Year's Day
2Monday, 12 January 1818 Coming of Age Day
3Wednesday, 11 February 1818 Foundation Day
4Friday, 20 March 1818 Vernal Equinox Day
5Wednesday, 29 April 1818 Shōwa Day
6Sunday, 3 May 1818 Constitution Memorial Day
7Monday, 4 May 1818 Greenery Day
8Tuesday, 5 May 1818 Children's Day
9Monday, 20 July 1818 Marine Day
10Monday, 21 September 1818 Respect-for-Aged Day
11Wednesday, 23 September 1818 Autumnal Equinox Day
12Monday, 12 October 1818 Health and Sports Day
13Tuesday, 3 November 1818 Culture Day
14Monday, 23 November 1818 Labor Thanksgiving Day
15Wednesday, 23 December 1818 Emperor's Birthday