Masahiko Umezawa, Wiki Ippo

Masahiko Umezawa (梅沢 正彦, Umezawa Masahiko) is a professional assistant manga artist and Ippo Makunouchi's best friend outside of the Kamogawa gym. After a day of school, Umezawa, along with his friends, Takemura and Matsuda catch up to fellow student, Ippo, and began insulting and beating him underneath a bridge. Trying to provoke a reaction from the submissive high-schooler, they are stopped by a jogging Mamoru Takamura, who scared them away by dodging their punches and stealing the buttons off

Umezawa Masahiko, Wiki

Masahiko Umezawa

Hajime no Ippo: The Fighting! - New Challenger - Anime - AniDB

Umezawa Masahiko, Wiki

Ginpachi Nekota, Wiki Ippo

Hajime no Ippo: The Fighting! - Anime - AniDB

Post-War Arc, Wiki Ippo

Hajime no Ippo / Characters - TV Tropes

Masahiko Umezawa, Wiki Ippo

Hajime no Ippo: The Fighting! Season 1 - Trakt

Mitsuaki Madono - JoJo's Bizarre Encyclopedia

Hajime no Ippo / Characters - TV Tropes

Umezawa Masahiko, Wiki