Isogawa Masao
Keywords: People
Isogawa Masao (五十川正雄, 1915-1972) was a 7-dan Japanese go professional of the Nihon Ki-in. He became a 7 dan in 1972.
Haruyama Isamu was initially his pupil, before joining the Kitani dojo.
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Isogawa Masao (五十川正雄, 1915-1972) was a 7-dan Japanese go professional of the Nihon Ki-in. He became a 7 dan in 1972.
Haruyama Isamu was initially his pupil, before joining the Kitani dojo.