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  1. WorldTime
  2. Holidays in Japan
  3. Mountain Day

Mountain Day in Japan

Public holiday, observed nationwide

Countdown

Next: August 11, 2026 (Tuesday)

Mountain Day Dates by Year

YearDateDay
2025August 11, 2025Monday
2026August 11, 2026Tuesday
2027August 11, 2027Wednesday

Details

TypePublic
ScopeNational

Timezones in Japan

IANA ZoneAbbreviationUTC OffsetDST
Asia/TokyoJSTUTC+09:00No
View all timezones in Japan

Other Holidays in Japan

New Year's Day

January 1, 2026 · Public

Coming of Age Day

January 12, 2026 · Public

Foundation Day

February 11, 2026 · Public

The Emperor's Birthday

February 23, 2026 · Public

Vernal Equinox Day

March 20, 2026 · Public

All holidays in JapanTime in JapanAirports in JapanCountdown calculator

Related countdowns

Christmas 2026Easter 2026New Year's Day 2026Thanksgiving 2026Halloween 2026Ramadan 2026Diwali 2026Chinese New Year 2026

FAQ

When is Mountain Day in 2026?▾

Mountain Day falls on August 11, 2026 (Tuesday) in 2026.

Is Mountain Day a public holiday?▾

Mountain Day is a public holiday in Japan.

What timezone is Japan in?▾

Japan uses Asia/Tokyo (UTC+09:00).