professional Go player
A Go professional is a professional player of the game of Go. The minimum standard to acquire a professional diploma through one of the major Go organisations is very high. The competition is tremendous, and prize incentives for champion players ...
.Hashimoto Utaro at Sensei's Library /ref>Hashimoto Utaro at GoBase /ref> /ref>
Biography
Hashimoto became a pro in 1922 when he was 15. He won the
Honinbō
In the history of Go in Japan, the four Go houses were four major schools of Go instituted, supported, and controlled by the state, at the beginning of the Tokugawa shogunate. (There were also many minor houses.) At roughly the same time shogi w ...
3 times before finally reaching 9p in 1954. He founded the Kansai Ki-in in 1950.