Yuko Arimori (有森 裕子, Arimori Yūko; born December 17, 1966, in Okayama) is a Japanese professional marathon runner and a Goodwill Ambassador for the United Nations Population Fund (UNFPA). In June 2025 she was elected president of the Japan Association of Athletics Federations.
Source: “Yuko Arimori”, English Wikipedia (CC BY-SA 4.0), excerpt