Sergeant Keroro: Kero 0 [646429]
Released: 2009-04-30
Genres: Animation
Revenue: unknown
Cast: 5
Popularity: 1.5909
Links: : Homepage, IMDB, TMDB
Synopsis : This is episode 0, the prequel to the main Keroro Gunsou anime series. KeroZero was shown in theaters with Keroro Gunsou Movie 4.