| 1 | Friday, 1 January 1988 |
元日 |
| 2 | Saturday, 2 January 1988 |
銀行休業日(1月2日) |
| 3 | Sunday, 3 January 1988 |
銀行休業日(1月3日) |
| 4 | Friday, 15 January 1988 |
成人の日 |
| 5 | Thursday, 11 February 1988 |
建国記念の日 |
| 6 | Sunday, 20 March 1988 |
春分の日 |
| 7 | Monday, 21 March 1988 |
春分の日(振替休日) |
| 8 | Friday, 29 April 1988 |
天皇誕生日 |
| 9 | Tuesday, 3 May 1988 |
憲法記念日 |
| 10 | Wednesday, 4 May 1988 |
国民の休日 |
| 11 | Thursday, 5 May 1988 |
こどもの日 |
| 12 | Thursday, 15 September 1988 |
敬老の日 |
| 13 | Friday, 23 September 1988 |
秋分の日 |
| 14 | Monday, 10 October 1988 |
体育の日 |
| 15 | Thursday, 3 November 1988 |
文化の日 |
| 16 | Wednesday, 23 November 1988 |
勤労感謝の日 |
| 17 | Saturday, 31 December 1988 |
銀行休業日(12月31日) |