🇯🇵 Mountain Day in Japan

Mountain Day is a public holiday observed in Japan. It is classified as a Public Holiday. See the dates, history and observance details on this page, or browse all public holidays in Japan.

This year, Mountain Day falls on {'year': 2026, 'name': 'Mountain Day', 'date_iso': '2026-08-11', 'date_obj': datetime.date(2026, 8, 11), 'date_display': '11 Aug 2026', 'day_of_week': 'Tuesday'} in Japan.

Next year, Mountain Day will be observed on {'year': 2027, 'name': 'Mountain Day', 'date_iso': '2027-08-11', 'date_obj': datetime.date(2027, 8, 11), 'date_display': '11 Aug 2027', 'day_of_week': 'Wednesday'} in Japan. Movable holidays can change weekday and date year to year.

Last year, Mountain Day was observed on {'year': 2025, 'name': 'Mountain Day', 'date_iso': '2025-08-11', 'date_obj': datetime.date(2025, 8, 11), 'date_display': '11 Aug 2025', 'day_of_week': 'Monday'} in Japan.

Yes, Mountain Day is recognized as a public holiday in Japan. Most government offices, banks and many schools close, and some businesses may operate on reduced hours. Specific closures vary by industry and region.

You can download an iCal (.ics) file for Mountain Day from this page and import it into Google Calendar, Apple Calendar, Outlook, or any standard calendar app. The Japan holidays page lists every other holiday you can subscribe to the same way.