New Year's Day
New Year's Day (obs.)
January 3
Coming of Age Day
Coming of Age Day (obs.)
Foundation Day
Vernal Equinox Day
Emperor's Birthday
Constitution Memorial Day
Children's Day
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Labor Thanksgiving Day
New Year's Eve
  January
  February
  March
  April
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  July
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  September
  October
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 ‹ 1977
1978
1979 › 
# Date Public holiday
1Sunday, 1 January 1978 New Year's Day
Monday, 2 January 1978 New Year's Day (observance)
2Tuesday, 3 January 1978 January 3
3Sunday, 15 January 1978 Coming of Age Day
Monday, 16 January 1978 Coming of Age Day (observance)
4Saturday, 11 February 1978 Foundation Day
5Tuesday, 21 March 1978 Vernal Equinox Day
6Saturday, 29 April 1978 Emperor's Birthday
7Wednesday, 3 May 1978 Constitution Memorial Day
8Friday, 5 May 1978 Children's Day
9Friday, 15 September 1978 Respect-for-Aged Day
10Saturday, 23 September 1978 Autumnal Equinox Day
11Tuesday, 10 October 1978 Health and Sports Day
12Friday, 3 November 1978 Culture Day
13Thursday, 23 November 1978 Labor Thanksgiving Day
14Sunday, 31 December 1978 New Year's Eve