Public holidays
1504, Japan, Standard
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1504 | New Year's Day |
| 2 | Monday, 11 January 1504 | Coming of Age Day |
| 3 | Thursday, 11 February 1504 | Foundation Day |
| 4 | Sunday, 20 March 1504 | Vernal Equinox Day |
| 5 | Friday, 29 April 1504 | Shōwa Day |
| 6 | Tuesday, 3 May 1504 | Constitution Memorial Day |
| 7 | Wednesday, 4 May 1504 | Greenery Day |
| 8 | Thursday, 5 May 1504 | Children's Day |
| 9 | Monday, 18 July 1504 | Marine Day |
| 10 | Monday, 19 September 1504 | Respect-for-Aged Day |
| 11 | Friday, 23 September 1504 | Autumnal Equinox Day |
| 12 | Monday, 10 October 1504 | Health and Sports Day |
| 13 | Thursday, 3 November 1504 | Culture Day |
| 14 | Wednesday, 23 November 1504 | Labor Thanksgiving Day |
| 15 | Friday, 23 December 1504 | Emperor's Birthday |