The 44th edition of the Kawaguchi Marathon promises an exciting day for runners and spectators alike. This year’s event features special appearances by local heroes Ryo Kuchimachi and Moe Yamada, both hailing from Kawaguchi City. Whether you’re a seasoned runner or just starting out, there are options to suit everyone's abilities: the half marathon, 10km race, and family-friendly 3km fun run. High school students can participate in their own category for only ¥2,000, while younger runners aged elementary through middle school have an entry fee of ¥1,500. The event offers a scenic route that showcases the beauty of Kawaguchi City. Participants will enjoy well-marked courses and supportive spectators along the way. The atmosphere is electric with enthusiastic cheers from locals and fellow competitors alike. Join us for what promises to be an unforgettable day in Kawaguchi as we celebrate running, community spirit, and local talent. Participants can look forward to a range of distances including the half marathon at ¥5,500, 10km race priced at ¥5,000, and a family-oriented 3km run for just ¥4,000. Each category is designed to cater to different levels of experience and fitness. With its rich tradition and community support, the Kawaguchi Marathon continues to be an important event on the regional calendar, welcoming runners from across Japan and beyond.
Races Offered
10km
Dec 06, 2026
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Distance —
10K
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Type —
Running
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60 days remaining
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$31.45
2km
Dec 06, 2026
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Distance —
2K
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Type —
Running
timer
60 days remaining
3km
Dec 06, 2026
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Distance —
3K
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Type —
Running
timer
60 days remaining
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$25.16
Half Marathon
Dec 06, 2026
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Distance —
21.1K
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Type —
Running
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60 days remaining
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$34.59
Weather History
These values represent the 3-year monthly averages for December in Kawaguchi City.
thermostatTemperature
3.3° / 12.2°
wb_sunnyFeels like
-0.6° / 9.2°
light_mode
Avg sunshine hours
7h 58m
water_drop
Avg rainfall
0.8 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
8.9 km/h (Light breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Low (2.0)
humidity_mid
Humidity
62.9%
wb_twilight
Sunrise
06:43
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Sunset
16:29
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