Shigeo Morishita (森下 茂男 Morishita Shigeo), a.k.a. Morishita Sensei (森下先生) or Mr. Morishita - A man who became a professional Go player at the same time that Toya Meijin became a professional. Morishita is Waya's go teacher when Waya first appears. Morishita also mentored Michio Shirakawa (7-dan), the community Go leader. Also known as Morishita Sensei or Mr. Morishita. Waya's go teacher and leader of the study group which Hikaru also frequents on Waya's invitation.
He considers Koyo Toya a rival, since the two of them became pros at the same time. Morishita also mentors Michio Shirakawa (7-dan), the community Go leader.
Internet Go Arc
Pro Exam Arc
Sai vs Meijin Arc
A 9-dan pro