Osomatsu-kun: Greetings From The Watermelon Planet-zansu! (1989) is a Animation, Comedy film that follows episode-length Osomatsu-kun film, released as a feature of the Toei Manga Movie Festival. Loosely based on a manga chapter, the film revolves around an alien plot to take over the world. Osomatsu-kun: Greetings From The Watermelon Planet-zansu! is not currently listed with streaming providers in your selected region, but availability can change over time. Fans of animation movies may also want to explore similar titles below.