Sergeant Keroro: Kero 0

Name: Sergeant Keroro: Kero 0
Genre: Animation
Released: 2009-04-30T00:00:00.000Z
Duration: 15 min
Rating: 4
Cast: Kumiko Watanabe, Etsuko Kozakura, Jouji Nakata, Takehito Koyasu, Takeshi Kusao

This is episode 0, the prequel to the main Keroro Gunsou anime series. KeroZero was shown in theaters with Keroro Gunsou Movie 4.

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