Osaka Marathon
Osaka Marathon brings a large winter field through central Osaka, using a certified city course with wave starts, crowd support, and a castle-park finish.
Quick facts
- Large Japanese city marathon with mass, elite, charity, and local-entry paths.
- Recent editions use a certified 42.195 km course finishing at Osaka Castle Park.
- Wave starts help manage the field, but early congestion is still likely.
- Cool late-winter weather usually favors steady pacing over heat management.
About the Osaka Marathon
Osaka Marathon is one of Japan's major urban marathons, with a mass field, elite racing, and charity participation. It sits in the late-winter calendar, giving runners cool conditions on a big-city course.
Course
Recent editions start near the Osaka Prefectural Government building and finish inside Osaka Castle Park. The route is a certified 42.195 km city course, but runners should recheck the event guide because final routing can change between editions.
Race-day weather
Late February in Osaka usually means cool racing weather, with chilly staging areas and moderate afternoon temperatures. Wind through broader city streets can matter more than heat, so layers before the start are useful.
Past Osaka Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2027 | Sunday, February 28, 2027 | Upcoming | — |
| 2026 | Sunday, February 22, 2026 | Completed | Open results |
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Osaka Marathon FAQ
When is the Osaka Marathon?
The 2027 Osaka Marathon is on Sunday, February 28, 2027.
Is Osaka Marathon a Boston qualifier?
Yes. Osaka Marathon is a Boston Marathon qualifier. To use the result, you must run the certified full-marathon course within the qualifying window and meet the current standard for your age and gender. Meeting the standard lets you apply but does not guarantee entry, and net-downhill courses can receive a time adjustment under current B.A.A. rules. Review the Boston qualifying times and downhill-course rules, or browse upcoming Boston qualifier marathons.
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