Autumnal Equinox Day has already passed this year.
Tuesday, September 23, 2025
Key facts
- Date
- Tuesday, September 23, 2025
- Day of the week
- Tuesday
- Where observed
- Nationwide
- Holiday type
- Public holiday
- Week number
- 39
- Day of year
- 266
- Local time zone
- Asia/Tokyo
- Currency
- JPY
Long-weekend planner
Autumnal Equinox Day falls on a Tuesday in 2025. Take the Monday off to turn it into a four-day weekend.
This holiday in other years
Frequently asked questions
In Japan, Autumnal Equinox Day is on September 23, 2025 in 2025.
In 2025, Autumnal Equinox Day falls on a Tuesday.
Yes. Autumnal Equinox Day is a public holiday observed nationwide in Japan.
Autumnal Equinox Day was on September 23, 2025 and has already passed this year.
The next Autumnal Equinox Day in Japan is on September 23, 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
- Marine Day (海の日)Jul 21
- Mountain Day (山の日)Aug 11
- Respect for the Aged Day (敬老の日)Sep 15
- 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 Autumnal Equinox 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/