Kyohei Yoshizawa

Kyohei Yoshizawa is a Japanese fixed-time runner from Yokohama who has raced six- and ten-day events in Japan, the United States, France, and Hungary since 2024. He won the 2024 Hirosaki 6days Ultra Run with 827.201 kilometers and returned in 2025 to cover 883.304 kilometers in third place, a distance DUV ranks second on its all-time list of Japanese men at six days.

In June 2025 he won the 10-day race at Six Days in the Dome in Milwaukee with 1,284.942 kilometers on the indoor track, more than 182 kilometers ahead of Jean-Louis Vidal. DUV lists the distance first in its 2025 men’s 10-day world ranking and first on its all-time Japanese 10-day list. In April 2026 he won the Sri Chinmoy 10 Day Race in New York with 1,149.554 kilometers, ahead of Radu Budan, and two months later he won the Dome’s six-day race with 801.785 kilometers.

At the EMU 6-Day Race in Balatonfüred, Hungary, he placed second in 2025 with 781.654 kilometers and seventh in 2026, when the race doubled as the GOMU world championship, with 807.417 kilometers. He also races backyard ultras: he won the 2024 Last Samurai Standing race in Fukushima with 52 yards, and in April 2026 he completed 76 yards as the assist to Kengo Takahashi at the Silver Ticket race in Kijimadaira, Nagano. That result ranks him fifth on Japan’s roster for the World Team Championship, which starts on October 17, 2026.