Tokyo Marathon
Race Day Weather
Cool start, moderate wind challenges
Runners will face a steady temperature rise from 44°F to 48°F. Wind will start as a headwind in the first four miles, shifting to a tailwind from miles 10 to 22, before returning to headwinds towards the end. With a humidity of 64%, pacing adjustments may be necessary, especially in the early miles, and runners should stay hydrated throughout.
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Race Info
The Tokyo Marathon starts at the Tokyo Metropolitan Government Building in Shinjuku and finishes at Tokyo Station, passing the Kaminarimon Gate in Asakusa on a mostly flat course. Benson Kipruto set the men's course record of 2:02:16 in 2024 and Brigid Kosgei set the women's course record of 2:14:29 in 2026. It's one of the seven Abbott World Marathon Majors and a World Athletics Platinum Label race, held on the first Sunday of March. It is Japan's largest marathon, with a 40,000-runner field filled by lottery.
