Trailer: 'New Sgt. Frog the Movie: Keroro Returns! Earth Faces Imminent Destruction!'

‘New Sgt. Frog the Movie: Keroro Returns! Earth Faces Imminent Destruction!’ (新劇場版☆ケロロ軍曹復活して速攻地球滅亡の危機であります！) is a 2026 Japanese animated sci-fi comedy directed by Fumitoshi Oizaki.

The film follows the Keroro Platoon as they investigate a series of mysterious incidents spreading across Japan after a new threat emerges. The voice cast includes Kumiko Watanabe, Etsuko Kozakura, Joji Nakata, Takehito Koyasu, and Takeshi Kusao.

Synopsis: Having long since abandoned their ambitions of conquering Earth, Sergeant Keroro and the rest of the Keroro Platoon spend their days lazing around their adopted home. Their routine is disrupted when a series of bizarre phenomena begin occurring across Japan, prompting the self-proclaimed invaders to investigate. As they encounter mysterious symbols and uncover the presence of a powerful new threat, Keroro and his comrades find themselves in the unusual position of defending the very planet they once set out to conquer. [© Far East Films]

‘New Sgt. Frog the Movie: Keroro Returns! Earth Faces Imminent Destruction!’ is scheduled for release in Japan on June 26, 2026.