Hon'inbō Jōsaku (本因坊丈策, 1803–1847) was a Japanese professional go player and the thirteenth head of the

Hon'inbō school 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 ...

. He was not in the same top-rank class over the board as either his predecessor Jōwa or his successor Shūwa.

References

{{DEFAULTSORT:Josaku, Honinbo 1803 births 1847 deaths Japanese Go players