Old man who became champion at 90 Reuters: 90-year-old Japanese bodybuilder Toshisuke Kanazawa competed at the 2026 world championships to break the record for the oldest athlete to compete. In 2026, Toshisuke became Japan's bodybuilding champion in the over 50 category. Kanazawa: I built muscle by following a strictly Japanese diet. I think I might try again when I'm 93. After that, I will probably retire. - Link.