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Japanese public holiday

Estimated date

Mountain Day (Japan)

Mountain Day is a Japanese national holiday observed on 11 August. This countdown follows the date published by Japan's Cabinet Office for the next annual observance.

Also known as: Japan Mountain Day

336
days to go48 weeks · about 11 months
DateAugust 11, 2027
CountdownWhole calendar days
TimezoneYour local timezone
LocationJapan

Good to know

When is Mountain Day in Japan?

Mountain Day in Japan is observed every year on 11 August.

This calendar-date countdown follows your local timezone. It does not invent a universal midnight.

Date schedule

Current and future dates for Mountain Day (Japan).

These dates are calculated from a reviewed recurrence rule and stop at the stored source-review horizon. Estimated rows remain labelled as estimates.

  1. Current countdown

    Estimated · Whole calendar days

    Cabinet Office of Japan — National holidays · Checked July 26, 2026

  2. Estimated · Whole calendar days

    Cabinet Office of Japan — National holidays · Checked July 26, 2026

  3. Estimated · Whole calendar days

    Cabinet Office of Japan — National holidays · Checked July 26, 2026

  4. Estimated · Whole calendar days

    Cabinet Office of Japan — National holidays · Checked July 26, 2026

  5. Estimated · Whole calendar days

    Cabinet Office of Japan — National holidays · Checked July 26, 2026