第91回 UPRUN市川江戸川ハーフマラソン 2026

The UPRUN Ichikawa Edogawa Half Marathon covers 21.1 km in Ichikawa, Chiba Prefecture, Japan. It takes place along the Ichikawa Edogawa Riverside Greenery, utilizing the Edogawa riverbank instead of a downtown route. The start is at the Ichikawa Edogawa Riverside Greenery, with the race centered on the riverside parkland where participants assemble. This series has reached its 91st edition, establishing it as a recurring local event with a simple structure: a standard half marathon alongside the Edogawa in Chiba.