Tsutomu Hanahara (花原 勉, Hanahara Tsutomu; January 3, 1940 – February 5, 2024) was a Japanese wrestler who won a gold medal in the flyweight class at the 1964 Olympics. He competed at the 1958 and 1967 world championships and finished in sixth and third place, respectively.
Source: “Tsutomu Hanahara”, English Wikipedia (CC BY-SA 4.0), excerpt
