Crayon Shin-chan Movie 20: Arashi wo Yobu! Ora to Uchuu no Princess

The twenty-first Crayon Shin-chan film takes place in the solar system, where the Nohara family is involved in a dispute with aliens over Himawari, Shinnosuke's younger sister. The conflict begins when Himawari eats Shinnosuke's crème caramel, leading to a fight between them. Himawari is later taken by two unknown men to the Planet Himawari using a UFO, where Sunday Goronesky the Great claims that she needs to become the planet's princess to save both Earth and the Planet Himawari from an impending crisis.