Public holidays
1978, Japan, Standard
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1978 | 元日 |
| 2 | Monday, 2 January 1978 | 元日（振替休日） |
| 3 | Sunday, 15 January 1978 | 成人の日 |
| 4 | Monday, 16 January 1978 | 成人の日（振替休日） |
| 5 | Saturday, 11 February 1978 | 建国記念の日 |
| 6 | Tuesday, 21 March 1978 | 春分の日 |
| 7 | Saturday, 29 April 1978 | 天皇誕生日 |
| 8 | Wednesday, 3 May 1978 | 憲法記念日 |
| 9 | Friday, 5 May 1978 | こどもの日 |
| 10 | Friday, 15 September 1978 | 敬老の日 |
| 11 | Saturday, 23 September 1978 | 秋分の日 |
| 12 | Tuesday, 10 October 1978 | 体育の日 |
| 13 | Friday, 3 November 1978 | 文化の日 |
| 14 | Thursday, 23 November 1978 | 勤労感謝の日 |