This movie would later be shown as part of the Immortal Kamen Rider Special, a TV special aired on September 8, 1979. Tobei Tachibana visited a Kamen Rider museum where he talked to children about the Kamen Riders. Scenes from Kamen Rider, Kamen Rider X, Kamen Rider Amazon and Kamen Rider Stronger are shown. He was about to introduce a new Kamen Rider when some children reminded him that he forgot Kamen Rider V3. The movie Kamen Rider V3 vs. Destron Mutants was shown. After the movie Tobei Tachibana introduced Skyrider with previews of New Kamen Rider. The new series would premiere the next week.
The ferry featured early in this film is called the Sunflower Sapporo, which is a real-life (and still active) ferry. The original owners, Nippon High-Speed Ferries (Nippon Kôsoku Fêrî), was one of this film's sponsors. It was also featured in other tokusatsu (Japanese special effects) films such as Godzilla vs. Mechagodzilla (1974) and Himitsu Sentai Gorenger: The Bomb Hurricane (1976).