Marine Day has already passed this year.
Monday, July 21, 2025
Key facts
- Date
- Monday, July 21, 2025
- Day of the week
- Monday
- Where observed
- Nationwide
- Holiday type
- Public holiday
- Week number
- 30
- Day of year
- 202
- Local time zone
- Asia/Tokyo
- Currency
- JPY
Long-weekend planner
Marine Day falls on a Monday in 2025, giving you a natural three-day weekend with no extra leave.
This holiday in other years
Frequently asked questions
In Japan, Marine Day is on July 21, 2025 in 2025.
In 2025, Marine Day falls on a Monday.
Yes. Marine Day is a public holiday observed nationwide in Japan.
Marine Day was on July 21, 2025 and has already passed this year.
The next Marine Day in Japan is on July 20, 2026.
Other public holidays in Japan 2025
- New Year's Day (元日)Jan 1
- Coming of Age Day (成人の日)Jan 13
- Foundation Day (建国記念の日)Feb 11
- The Emperor's Birthday (天皇誕生日)Feb 24
- Vernal Equinox Day (春分の日)Mar 20
- Shōwa Day (昭和の日)Apr 29
- Constitution Memorial Day (憲法記念日)May 3
- Children's Day (こどもの日)May 5
- Greenery Day (みどりの日)May 6
- Mountain Day (山の日)Aug 11
- Respect for the Aged Day (敬老の日)Sep 15
- Autumnal Equinox Day (秋分の日)Sep 23
- Sports Day (スポーツの日)Oct 13
- Culture Day (文化の日)Nov 3
- Labour Thanksgiving Day (勤労感謝の日)Nov 24
About these dates
The Marine Day date for Japan 2025 is compiled from public official sources and was last updated on August 7, 2026.
Official source: https://www8.cao.go.jp/syukujitsu/