| National Holidays | Date |
| New Year's Day (ganjitsu) | January 1 |
| Coming-of-age
Day (seijin no hi) Observed the second Monday in January. |
January |
| National Foundation Day (kenkoku kinembi) | February 11 |
| Vernal Equinox Day (shumbun no hi) | March 20 or 21 |
| Showa Day (showa no hi) | April 29 |
| Constitution Memorial Day (kempô kinembi) | May 3 |
| Greenery Day (midori no hi) | May 4 |
| Children's Day (kodomo no hi) | May 5 |
| Marine
Day (umi no hi) Observed in the third Monday in July. |
July |
| Respect-for-the-aged
Day (keirô no hi) Observed in the third Monday of September. |
September |
| Autumnal Equinox Day (shûbun no hi) | September 22 or 23 |
| Health-sports
Day (taiiku no hi) Observed in the second Monday in October. |
October |
| Culture Day (bunka no hi) | November 3 |
| Labor Thanksgiving Day (kinrô kansha no hi) | November 23 |
| Emperor's Birthday (tennô tanjôbi) | December 23 |
| Other Celebrated Days | Date |
| Nanakusa | January 7 |
| Setsubun | February 3 |
| Valentine's Day | February 14 |
| Doll Festival (hinamatsuri) | March 3 |
| White Day | March 14 |
| April Fools' Day | April 1 |
| Mother's Day | May |
| Father's Day | June |
| Bon | August |
| Tsukimi | September |
| Christmas Day | December 25 |