Osaka Half Marathon
Osaka's fast, competitive half pairs a noon start and deep Japanese club field with strict checkpoints and a stadium finish that rewards sharp pacing.
Quick facts
- Competitive road field with a faster character than many mass half marathons.
- Noon start changes fueling and warm-up timing.
- Strict checkpoints make cutoff planning essential.
- City-road route finishes in a stadium setting.
Is registration open for the 2027 Osaka Half Marathon?
Registration for the 2027 Osaka Half Marathon is open.
About the Osaka Half Marathon
The Osaka Half Marathon is built more like a competitive road race than a broad festival run. Its large field includes strong club and corporate runners, and the schedule runs alongside Osaka Women's Marathon activity. The appeal is a serious, accurately measured city race with a fast front end and clear performance expectations.
Course
The route starts near Osaka Castle and moves on city roads toward a stadium finish. It is designed for speed, but tight checkpoint times and a noon start leave little room for a slow opening or an extended stop. Runners should seed honestly and expect a dense, purposeful pack.
Race-day weather
Late January in Osaka is often cool and favorable for racing, though a northwesterly wind can make exposed stretches feel colder. The midday start removes the usual pre-dawn chill but can also bring more sun than runners expect in a winter event.
Past Osaka Half Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2027 | Sunday, January 31, 2027 | Upcoming | — |
| 2026 | Sunday, January 25, 2026 | Completed | Open results |
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Osaka Half Marathon FAQ
When is the Osaka Half Marathon?
The 2027 Osaka Half Marathon is on Sunday, January 31, 2027.
Is registration open for the 2027 Osaka Half Marathon?
Registration for the 2027 Osaka Half Marathon is open. View the official registration details at half.osaka-marathon.jp.
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