Current Date And Time In Ōyama-nishicho, Japan
Wednesday, 26 August 2026
03:26:06 JST
State: Tokyo
Currency: Japanese Yen (JPY)
Timezone: UTC +09:00 (JST)
Population: 4,992
District: Itabashi-ku
Find official public holiday dates and bank operating schedules for Ōyama-nishicho. Stay informed on statutory non-working days for businesses, logistics, and offices in Ōyama-nishicho.
Businesses, retail banks, and public services throughout Ōyama-nishicho follow official statutory holiday schedules for non-working day closures. Fixed statutory national holidays (such as Kenkoku Kinen no Hi (National Foundation Day) on February 11) mandate official non-working status for banks and government offices in Ōyama-nishicho.
This is Japan's national public holiday calendar — the same live calendar shown on Japan's country-level and Tokyo holiday pages — embedded here because public holidays are set nationally and apply the same way in Ōyama-nishicho as anywhere else in Japan.
◀ Showing upcoming public holidays — use the back arrow in the calendar toolbar to browse earlier dates this year.
These are Japan's official statutory fixed-date public holidays — the same national list shown on Japan's country and Tokyo holiday pages — mandated by national labor law and applicable to financial institutions, schools, and government administration in Ōyama-nishicho just as everywhere else in Japan.
| Holiday Name | Fixed Date | Category | Closure Status | Official Source |
|---|---|---|---|---|
| Kenkoku Kinen no Hi (National Foundation Day) | February 11 | National Public Holiday (Shukujitsu) | Full National Closure (Banks & Financial Markets Closed) | www.japan.go.jp |
| Shōwa Day | April 29 | National Public Holiday (Golden Week) | Full National Closure (Financial Markets & Schools) | www.japan.go.jp |
| Kenpō Kinenbi (Constitution Memorial Day) | May 3 | National Public Holiday (Golden Week) | Full National Closure | www.japan.go.jp |
| Kinrō Kansha no Hi (Labor Thanksgiving Day) | November 23 | National Public Holiday (Shukujitsu) | Full National Closure | www.japan.go.jp |
Statutory holidays landing on a Monday, Friday, Tuesday or Thursday create a long-weekend opportunity — here's what's coming up.
| Holiday | Date | Opportunity |
|---|---|---|
| Kinrō Kansha no Hi (Labor Thanksgiving Day) | Mon, Nov 23, 2026 | Automatic 3-day weekend |
| Kenkoku Kinen no Hi (National Foundation Day) | Thu, Feb 11, 2027 | Take the Friday after off for a 4-day weekend |
| Shōwa Day | Thu, Apr 29, 2027 | Take the Friday after off for a 4-day weekend |
| Kenpō Kinenbi (Constitution Memorial Day) | Mon, May 3, 2027 | Automatic 3-day weekend |
Businesses in Ōyama-nishicho generally follow the same statutory closure pattern as the rest of Japan: banks and government offices close fully, while retail and hospitality tend to trim hours rather than close for the day.
If a fixed statutory holiday lands on a weekend in Ōyama-nishicho, the following Monday is commonly declared an official substitute non-working day by government notification.
With a population of 4,992 and running on the Asia/Tokyo time zone, Ōyama-nishicho follows Japan's statutory holiday dates on local calendar days — no cross-timezone adjustment needed for a purely domestic holiday list.