events & races
Join fitness events and sign up for races around Japan in English – no account required
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Muddling through Japanese to find your results and finisher photos?
Get past the language barrier and explore Japan your way with less stress.
With Samurai Sports, you get the information you need to register for, start, and complete your race.
Akagi Forest Trail Race | August 22, 2021
More cross country running than hardcore trail running, runners will enjoy spectacular views of the vast Akagi forest throughout the course. Runners can opt to complete one loop on the course to clock in roughly 13KM, or to run the same course in reverse for a total of about 26KM.
Out here, the summer heat is less brutal – enjoy the refreshing and cool breezes as you race your way to finish the Akagi Forest Trail Race!
Kujukuri Triathlon | October 3, 2021
Kujukuri Triathlon or the 99T for short, is one of Japan’s largest triathlons and known to be the “perfect triathlon for beginners” (and those seeking PBs!). With a protected estuary swim and a straight shot on the toll roads used for both the bike and run route, its a flat and fast course!
Run 4 Ramen: the virtual run for people who love noods
The Run 4 Ramen is a fun, tongue-in-cheek virtual event that you can do on your own or with your friends.
Pick a distance, complete it within the designated time-frame, and submit on our digital platform.
2021 eco marathon series
Nikotama (Tokyo/Kanagawa) | June 20, 2021
A series of community-based road races around Japan with an emphasis on sustainability and charity. Marathon to 10K from Kansai to Kanto!
running
Road and trail races from Hokkaido to Hiroshima. Distances include 5KM, 10KM, half marathon to full marathon and ultra.
cycling
Cycling races and tours from Osaka to Nagano. Find the course for you with distances of 25KM to 150KM.
Triathlon & Swimming
Open water swims, sprint triathlons, Olympic Distance, and 70.3 - -dive into the world of multi-sport in Japan