Marine Day
Monday, July 20, 2026 · Date in UTC calendar day
Umi no Hi — third Monday of July; give thanks for the ocean.
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About
Marine Day is a Japanese national holiday on the third Monday of July.
Countdown to Marine Day — beach trips and ocean appreciation.
Date facts
- Date
- Monday, July 20, 2026
- Region
- Japan
- Timezone
- Date in UTC calendar day
Related
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