■2023■
| New Year’s Day | Sunday, January 1 |
| Coming-of-Age Day | Monday, January 9 |
| National Foundation Day | Saturday, February 11 |
| Emperor’s birthday | Thursday, February 23 |
| Vernal Equinox Day | Tuesday, March 21 |
| Showa Day | Saturday, April 29 |
| Constitution Day | Wednesday, May 3 |
| Greenery Day | Thursday, May 4 |
| Children’s Day | Friday, May 5 |
| Marine Day | Monday, July 17 |
| Mountain Day | Friday, August 11 |
| Respect for the Aged Day | Monday, September 18 |
| Autumn Equinox Day | Saturday, September 23 |
| Sports Day | Monday, October 9 |
| Culture Day | Friday, November 3 |
| Labor Thanksgiving Day | Thursday, November 23 |
| ※Winter Holiday | Friday, December 29 through Wednesday, January 3 |