Segoe Kensaku (瀬越 憲作, Segoe Kensaku; May 22, 1889 – July 27, 1972) was a professional Go player. (His surname is…Segoe Kensaku (瀬越 憲作, Segoe Kensaku; May 22, 1889 – July 27, 1972) was a professional Go player. (His surname is occasionally given as Segoshi, but that appears to be a misreading, even if attested by furigana in some books he authored.)
Hirose Heijirō (広瀬平治郎, Heijirō Hirose; 1865–1940) was a Japanese professional Go player of Hoensha and Nihon Ki-in who…Hirose Heijirō (広瀬平治郎, Heijirō Hirose; 1865–1940) was a Japanese professional Go player of Hoensha and Nihon Ki-in who reached 5-dan in 1902. Hirose was the teacher of Iwamoto Kaoru and Kato Shin. Other disciples of Hirose included Tsuyamori Itsuro, Iida Haruji and Sakaguchi Tsunejiro.