Hashimoto turned pro in 1947 when he was just 12. It took him only 11 years to reach 9p. He learned Go from his father Hashimoto Kunisaburà  and his disciples include Takahara Shà «ji, Moriyama Naoki, Oda Hiromitsu, Okahashi Hirotada, and Hayashi Kà Âzà Â. He was a member of the Kansai Ki-in.