Masaharu Sato
Masaharu Satō (佐藤正治, Satō Masaharu) is a veteran Japanese seiyū born March 15, 1946 in Tokyo, Japan.
He is most known for his work in Kinnikuman, in which he has played Buffaloman, Iwao, Sunshine. He still works for Aoni Production
In addition to the characters listed, he did voices for many no-name thugs and old men in the TV anime.