1 Season
39 Episode
- Season 1 Episode 37 Father's Letter from Across Space
- Year: 1973
- Country: Japan
- Genre: Action & Adventure
- Studio: Nippon TV
- Keyword: hero, giant robot, super robot, tokusatsu
- Director:
- Cast: Rei Maki, Taimei Suzuki, Pepe Hozumi, Hiroshi Ikaida, Isao Tamagawa