Public holidays
2255, Japan, Standard
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, 1 January 2255 | New Year's Day |
| 2 | Monday, 8 January 2255 | Coming of Age Day |
| 3 | Sunday, 11 February 2255 | Foundation Day |
| Monday, 12 February 2255 | Foundation Day (observance) | |
| 4 | Friday, 23 February 2255 | Emperor's Birthday |
| 5 | Tuesday, 20 March 2255 | Vernal Equinox Day |
| 6 | Sunday, 29 April 2255 | Shōwa Day |
| Monday, 30 April 2255 | Shōwa Day (observance) | |
| 7 | Thursday, 3 May 2255 | Constitution Memorial Day |
| 8 | Friday, 4 May 2255 | Greenery Day |
| 9 | Saturday, 5 May 2255 | Children's Day |
| 10 | Monday, 16 July 2255 | Marine Day |
| 11 | Saturday, 11 August 2255 | Mountain Day |
| 12 | Monday, 17 September 2255 | Respect-for-Aged Day |
| 13 | Sunday, 23 September 2255 | Autumnal Equinox Day |
| Monday, 24 September 2255 | Autumnal Equinox Day (observance) | |
| 14 | Monday, 8 October 2255 | Health and Sports Day |
| 15 | Saturday, 3 November 2255 | Culture Day |
| 16 | Friday, 23 November 2255 | Labor Thanksgiving Day |