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Coming of Age Day 2026 is on Monday, 2026-01-12
Coming of Age Day in Japan falls on Monday, January 12, 2026. That is week 3 of 2026 (ISO week numbering), day 12 of the year. Locally it is also written as: 成人の日.
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| Year | Weekday | Date | ISO week | |
|---|---|---|---|---|
| 2026 | Monday | 2026-01-12 | 3 | this page |
| 2027 | Monday | 2027-01-11 | 2 | 2027 page |
| Date | Day | Holiday | Deducted from working days |
|---|---|---|---|
| 2026-01-12 | Monday | 成人の日 | Yes |
The January 2026 business-days page shows the exact count of working days in the month this holiday falls in, with the holiday deducted and every remaining day listed. The full Japan 2026 holiday list marks whether this date is nationwide (Yes) or regional only.