The story is about Hyuma Hoshi, a promising young baseball pitcher who dreams of becoming a top star like his father Ittetsu Hoshi in the professional Japanese league. His father was once a 3rd baseman until he was injured in World War II and was forced to retire. The boy would join the ever popular Giants team, and soon he realized the difficulty of managing the high expectations. From the grueling training to battling the rival Mitsuru Hanagata on the Hanshin Tigers, he would have to take out his best pitching magic to step up to the challenge.

[Source: Wikipedia]

Theatrical edit of episodes 1-33 of the TV anime.

Star of the Giants vs Astro Boy is an anime crossover special that aired on September 6th, 1969. Broadcasted by the TV Network Nippon Television, it was a collaboration between the studios Tokyo Movie and Mushi Pro in which rival characters on the same network would battle each other over a game of baseball. It’s considered one of the oldest anime crossover specials, but despite its historical significance, only small clips have surfaced over time.

[Source: Lost Media Wiki]

Theatrical edit of episodes 38-52 of the TV anime.

Theatrical edit of episodes 70-77 of the TV anime.

Theatrical edit of episodes 79-83 of the TV anime.

A continuation of the popular baseball saga about the star pitcher of a professional baseball team.

[Source: AniDB]

A continuation of the popular baseball saga about the star pitcher of a professional baseball team.

[Source: AniDB]

Based on the novel "Kyojin no Hoshi" by Kajiwara Ikki (Story), Kawasaki Noboru (Art), published in the year 1982.