Seki Genkichi

(関源吉, 1856-1925) Pupil of Shuwa. He studied with Shuho, then at Hoensha; 4 dan in 1891. Later travelled in Manchuria.

Shibayama Bungo was his pupil.

He wrote some books including Igo Hiketsu Yose to Ko (囲碁秘訣侵分と劫, Go Secrets: Yose & Ko).