was a professional Go player.
Biography Born in Miyazaki, Japan, in 1920, Sugiuchi became a professional in 1941. By 1959, he had reached 9 dan. His nickname was "the God of Go" (Japanese 碁の神様, Go no Kami-sama) because of his serious style and strait-laced personality. In December 2004, he became the oldest Nihon Ki-in professional to reach 800 career wins. He was married to Kazuko Sugiuchi (née Honda), one of three professional go-playing sisters, who ended her own career as a professional Go player in 2025, at the age of 98."Time to Go: Japan pro board game player retires at 98". rte.ie (AFP), 20 August 2025. Retrieved 20 August 2025.
Masao Sugiuchi died in Tokyo on November 21, 2017, at the age of 97.
Runners-up Title Years Lost Current 4 Honinbo 1954, 1958 Tengen 1976 NHK Cup 1982
References
External links Masao Sugiuchi's page at Nihon Ki-in website