Kotaro Mizumachi (水町孝太郎, Mizumachi Kōtarō; born 13 March 1995) is a Japanese handball player who plays for Toyoda Gosei Blue Falcon. He competed in the 2020 Summer Olympics. He has previously played for the German club VfL Lübeck-Schwartau on a loan deal in the 2021-2022 season. In 2023 he won the Japanese Championship.
Source: “Kotaro Mizumachi”, English Wikipedia (CC BY-SA 4.0), excerpt