The film's story begins when Shiriri, an alien, arrives and turns Hiroshi and Misae into children. To turn them back, Shinnosuke must travel the length of Japan with Shiriri hidden in his butt. Meanwhile, Shiriri's father is moving forward with a huge conspiracy. (Source: Anime News Network)
Genres: Comedy
Watch Crayon Shin-chan: Shuurai!! Uchuujin Shiriri online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.