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chikumagawa-marathon.jp

Chikuma River Half Marathon

location_city Chikuma

flag Japan

calendar_today 23 Nov, 2025

directions_run Running

language Official Website

Register

About the Event

Journey through the heart of Nagano's stunning landscapes at the Chikumagawa Half Marathon, scheduled for Sunday, November 23, 2025. More than just a race, it's a picturesque tour along the Chikuma River, designed to be enjoyable with its flat, fast profile and relaxed pace. The event fosters a festive, community spirit, enhanced by the presence of special guests like Olympic champion Nao Kodaira. This is the ultimate destination for runners seeking a personal best or a serene escape into Japan's natural and cultural heritage.

Races Offered

5K

Nov 23, 2025

straighten

Distance — 5K

terrain

Type — Road running

timer

Event has passed

Half-Marathon

Nov 23, 2025

straighten

Distance — Half-Marathon

terrain

Type — Road running

timer

Event has passed

Weather Overview

These values represent the 3-year monthly averages for November in Chikuma.

Temp (°C)

Feels Like (°C)

thermostat 4.6° / 14.9°

wb_sunny 2.3° / 12.5°

Wind (km/h)

Humidity (%)

air 5.8 /

water_drop 78.3%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 4.6° / 14.9°

wb_sunny 2.3° / 12.5°

air 5.8 km/h

water_drop 78.3%

About Chikuma

Scenic view of

Chikuma is a city in Nagano. With a population of about 62,000, Chikuma is a small city by Japanese standards, and has urban areas mixed in among the forests, orchards and rice paddies. It's a great place to experience a different aspect of Japan than what you find in the big cities or on the regular tourist trail.

Read more launch

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