Shinkaijû Reigô

Name: Shinkaijû Reigô
Genre: Drama, Action, Fantasy, Sci-Fi
Released: 2005
Rating: 3.5
Cast: Yumika Hayashi, Mickey Curtis, Yôji Tanaka, Susumu Kurobe, Atsuko Sakuraba

A giant sea monster wreaks havoc on a battleship after one of it's young is killed by the ship