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
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 ‹ 1929
1930
1931 › 
# Date Public holiday
1Wednesday, 1 January 1930 New Year's Day
2Monday, 13 January 1930 Coming of Age Day
3Tuesday, 11 February 1930 Foundation Day
4Thursday, 20 March 1930 Vernal Equinox Day
5Tuesday, 29 April 1930 Shōwa Day
6Saturday, 3 May 1930 Constitution Memorial Day
7Sunday, 4 May 1930 Greenery Day
8Monday, 5 May 1930 Children's Day
9Monday, 21 July 1930 Marine Day
10Monday, 15 September 1930 Respect-for-Aged Day
11Tuesday, 23 September 1930 Autumnal Equinox Day
12Monday, 13 October 1930 Health and Sports Day
13Monday, 3 November 1930 Culture Day
14Sunday, 23 November 1930 Labor Thanksgiving Day
15Tuesday, 23 December 1930 Emperor's Birthday