Released
Sergeant Keroro: Kero 0
(ケロ０ 出発だよ！全員集合！！)
200915mAnimation
Overview
This is episode 0, the prequel to the main Keroro Gunsou anime series. KeroZero was shown in theaters with Keroro Gunsou Movie 4.
Alternative Titles
Keroro Gunsou: KeroZero Shupattsudayo! Zeninshuugou!JP
Sergeant Keroro The Super Movie 4 - Gekishin Dragon WarriorsUS
케로제로: 출발이야! 전원 집합!!KR
케로로 중사: 케로0 출발이야! 전원집합!!KR
