Toshihiro ShimamuraToshihiro Shimamura was a professional Go player.BiographyShimamura reached 9 dan in 1960. He was a teacher to many players including Hane Yasumasa, Yamashiro Hiroshi, Nakano Hironari, Imamura Yoshiaki, Shimamura Michiro, Shigeno Yuki, and Matsumoto Nayoko.