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When is Coming of Age Day in 2027 in Japan?

Coming of Age Day 2027 is on Monday, 2027-01-11

Coming of Age Day in Japan falls on Monday, January 11, 2027. That is week 2 of 2027 (ISO week numbering), day 11 of the year. Locally it is also written as: 成人の日.

Days until Coming of Age Day 2027

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Coming of Age Day by year in Japan

YearWeekdayDateISO week
2027Monday2027-01-112this page
2026Monday2026-01-1232026 page

Public holidays near this date in Japan 2027

DateDayHolidayDeducted from working days
2027-01-11Monday成人の日Yes

Working days around this holiday

The January 2027 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 2027 holiday list marks whether this date is nationwide (Yes) or regional only.

How the date is verified: the date and weekday above are computed from the calendar, not typed in, and ISO week numbers follow ISO 8601 (weeks start Monday). You can reproduce both by checking that 2027-01-11 is a Monday on any perpetual calendar.

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