Kaiseizan Park / Large round course (approx. 2.5km)

Kōriyama (郡山市, Kōriyama-shi) is a city in Fukushima Prefecture, Japan. As of 1 January 2020, the city has an estimated population of 322,996 people in 141760 households, and a population density of 430 persons per km². The total area of the city is 757.20 square kilometers (292.36 sq mi). Kōriyama is designated as a core city and functions as a commercial center for Fukushima Prefecture.

Kōriyama Kaiseizan Athletic Stadium (開成山陸上競技場, Kaiseizan Rikujōkyōgijō) is an athletic stadium in Kōriyama, Fukushima, Japan.