Marine Day in Japan falls on Monday, July 20, 2026. It is a nationwide public holiday across Japan.
Marine Day 2026 in Japan: July 20, 2026. Nationwide day off. Holiday data is synced automatically every day from the open-source Nager.Date database.
LIVE COUNTDOWN
Marine DayJapan
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July 20, 2026 Β· Monday2026-07-20
| Date | 2026-07-20 (Monday) |
| Holiday | Marine Day |
| Type | Public |
| Scope | Nationwide |
| Source | Nager.Date |
FAQ
When is Marine Day 2026?
Marine Day 2026 falls on July 20, 2026 (Monday).
Is Marine Day a statutory holiday?
Yes β it is a nationwide public holiday.
How many days until Marine Day?
There is a live countdown at the top of this page β -45 days to go.
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