Public holidays
1980, Japan, Standard
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1980 | 元日 |
| 2 | Tuesday, 15 January 1980 | 成人の日 |
| 3 | Monday, 11 February 1980 | 建国記念の日 |
| 4 | Thursday, 20 March 1980 | 春分の日 |
| 5 | Tuesday, 29 April 1980 | 天皇誕生日 |
| 6 | Saturday, 3 May 1980 | 憲法記念日 |
| 7 | Monday, 5 May 1980 | こどもの日 |
| 8 | Monday, 15 September 1980 | 敬老の日 |
| 9 | Tuesday, 23 September 1980 | 秋分の日 |
| 10 | Friday, 10 October 1980 | 体育の日 |
| 11 | Monday, 3 November 1980 | 文化の日 |
| 12 | Sunday, 23 November 1980 | 勤労感謝の日 |
| 13 | Monday, 24 November 1980 | 勤労感謝の日（振替休日） |