September 2026 in Japan
3 holidays / observances this month. Notable dates include Respect-for-the-Aged Day, Citizens' Holiday, Autumnal Equinox Day. See the full 2026 calendar or holidays list.
Calendar
September 2026 — Japan
Full September 2026 calendar for Japan. Tap a marked day for holiday details.
Public / federal holidayObservanceInternational dayToday
September 2026
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Holidays in September
3 dates
Respect-for-the-Aged Day
Mon, Sep 21 · Public holiday
Citizens' Holiday
Tue, Sep 22 · Public holiday
Autumnal Equinox Day
Wed, Sep 23 · Public holiday