Public holidays
2122, Japan, Standard
| # | Date | Public holiday |
|---|---|---|
| 1 | Thursday, 1 January 2122 | 元日 |
| 2 | Monday, 12 January 2122 | 成人の日 |
| 3 | Wednesday, 11 February 2122 | 建国記念の日 |
| 4 | Monday, 23 February 2122 | 天皇誕生日 |
| 5 | Saturday, 21 March 2122 | 春分の日 |
| 6 | Wednesday, 29 April 2122 | 昭和の日 |
| 7 | Sunday, 3 May 2122 | 憲法記念日 |
| 8 | Monday, 4 May 2122 | みどりの日 |
| 9 | Tuesday, 5 May 2122 | こどもの日 |
| 10 | Wednesday, 6 May 2122 | 憲法記念日（振替休日） |
| 11 | Monday, 20 July 2122 | 海の日 |
| 12 | Tuesday, 11 August 2122 | 山の日 |
| 13 | Monday, 21 September 2122 | 敬老の日 |
| 14 | Tuesday, 22 September 2122 | 国民の休日 |
| 15 | Wednesday, 23 September 2122 | 秋分の日 |
| 16 | Monday, 12 October 2122 | スポーツの日 |
| 17 | Tuesday, 3 November 2122 | 文化の日 |
| 18 | Monday, 23 November 2122 | 勤労感謝の日 |