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Mountain Day 2026
Mountain Day is a public holiday in Japan, observed on Tuesday, Aug 11, 2026.
- Type
- Public holiday
- Date
- Aug 11, 2026
- Day of week
- Tuesday
- Day off
- Yes
Mountain Day stands alone — no weekend on either side. Take 1 day of leave (Aug 10) for 4 consecutive days off. All long weekends in Japan 2026 →
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- Tue 11🇯🇵Mountain Day