Marine Day

Marine Day, also known as "Ocean Day" or "Sea Day", is a public holiday in Japan, and it is observed on the third Monday in July.

As an island country, Marine Day is to recognize the importance of the ocean to Japan. The holiday was first celebrated on July 20 until 2003, when it moved to the third Monday in July due to the Happy Monday System legislation.

During the holiday, one of the most popular celebrations is to visit the sea and enjoy the time with the water.

The following is the list of Marine Day in Japan from 2022 to 2026.

HolidayDateWeekday
Marine DayJul 18, 2022Monday
Marine DayJul 17, 2023Monday
Marine DayJul 15, 2024Monday
Marine DayJul 21, 2025Monday
Marine DayJul 20, 2026Monday

Please check more public holidays in Japan:

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