1968–1979 · 3 seasons · 257 episodes · Action & Adventure, Animation
In 1969, at the press conference of Nagashima Shigeo who was joining a professional baseball team, Yomiurhi Kyojin, a ball was thrown at him by a boy. He was Hoshi Hyuma, and a thrown ball meant a letter of challenge.
Created by Ikki Kajiwara
Network: YTV