Koya no Shonen Isamu

Author: Noboru Kawasaki, Soji Yamakawa

Run: 1971–1974

Chapters: 111

Genres: Action, Drama

A Wild West manga written by Yamakawa Sōji and drawn by Kawasaki Noboru. It tells the struggle of survival and swordsmanship of Isamu, a boy of Japanese and American origin living in the 19th century American West. It was published in Weekly Shōnen Jump from 1971–1974 and was adapted into an anime.