- Country: Japan
- Genres: Animation, Comedy, Family
- Release: 2007-03-17
- Director: Susumu Yamaguchi , Junichi Sato
- Writers: N/A
- Language: Japanese
- Stars: Takehito Koyasu , Etsuko Kozakura , Takeshi Kusao , Jôji Nakata , Kumiko Watanabe
- Runtime: 77 min
- Awards: N/A
- AKA: Sergeant Keroro Super Movie 2: The Deep Sea Princess de arimasu! (United States of America) , Chougekijouban Keroro Gunsou 2: Shinkai no purinsesu de arimasu! , KERORO軍曹超劇場版2 深海的公主 (Taiwan) , Sergeant Keroro Super Movie 2: The Deep Sea Princess de arimasu! , 超劇場版ケロロ軍曹2 深海のプリンセスであります! (Japan) , Sergeant Keroro Super Movie 2: The Deep Sea Princess de arimasu! (United Kingdom)
- Plot:
Another Kiruru appears in the South Pacific, but it was defeated by two unknown entities that look like Keronians, with subtle differences. Meanwhile, Keroro and the gang goes for a trip sponsored by Momoka to a private island. There, an alien named Meru, who claims himself as the prince of the deep sea, captures them, and aims to make Natsumi his princess, and that they had captured Keroro, who pleads to them to assist the Keroro Platoon, only to be kicked out.
- IMDB:tt1207645
Chougekijouban Keroro Gunsou 2: Shinkai no purinsesu de arimasu! Cast · · · ALL
Susumu Yamaguchi
Director
Junichi Sato
Director
Kumiko Watanabe
Sergeant Keroro
Etsuko Kozakura
Takehito Koyasu