Justice Supermen vs. Fighter Supermen

Seigi Choujin vs. Senshi Choujin (正義超人vs戦士超人) is the seventh and final theatrical film based on the anime series Kinnikuman. It was released in Japan on December 20, 1986 alongside GeGeGe no Kitarō: Crash!! The Great Rebellion of the Multi-Dimensional Yōkai and Dragon Ball: The Legend of Shen Long. The character Neptuneman appeared in the original manga and anime as the main antagonist of the Dream Choujin Tag Arc. Chikao Ōtsuka returns as one of the main antagonists of this film, having previously played that role in Stolen Championship Belt.