X
Get our free Cute Calendar App
Marine Day 2025
July 21, 2025 in Japan
Crashing waves in the ocean.
Copyright: irabell, license: istockphoto.com
Marine Day, also known as Umi no Hi, a Japanese holiday celebrated on July 21, 2025. The day is also known as Sea Day or Ocean Day. It is celebrated annually on the third Monday in July.
We have placed a detailed description of this event on this page: Marine Day 2024. For further information please stop by there!
Where is Marine Day?
Nationwide
Japan
When is Marine Day?
Monday, the 21st of July 2025
Only 449 days left!
More dates:
- Marine Day on Jul 15, 2024 in Japan
- Marine Day on Jul 21, 2025
- Marine Day on Jul 20, 2026