Yamathon 17Oct2026 (42km vs. 21km)
— Tokyo Building TOKIA, Japan, 〒100-0005 Tokyo, Chiyoda City, Marunouchi, 2-chōme−7−３ 東京ビルディング B1～3階, Tokyo, Japan
REGISTRATION PERIOD: FOR STRIDER REGISTRATION -- 14AUGUST2026 to sign up all teams. Officially 14SEP2026 if you want to register separately. *** The Tokyo Yamathon is an annual fundraising and endurance challenge where teams of 2 to 4 people walk or run the perimeter of Tokyo’s famous JR Yamanote…
Presented by Yokota Striders Race Director
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