Released theatrically during the 1989 Toei Anime Fair, Akuma-kun: Youkoso Akuma Land e!! is a standalone movie spin-off of the 1989 television series.

When a mysterious and dazzling new amusement park called "Akuma Land" opens its doors, children from all over town flock to enjoy its fantastical rides. However, Akuma-kun (Shingo Yamada) senses a dark occult presence behind the attraction. Upon investigating alongside Mephisto II and his demonic 12 Apostles, Akuma-kun uncovers a terrifying plot: Akuma Land is actually a demonic trap designed by rogue monsters to capture children and harness their energy. To save the captive children and stop the park's wicked overlord, Akuma-kun and his disciples must battle their way through the corrupted amusement park attractions.