Nobita asks Doraemon to take him somewhere they can dive and as a result the robot-cat uses several gadgets to make it possible for both to able to swim on an imaginary ocean above sea level. Inadvertently a mermaid ends up on Nobita's backyard when they turn off the illusion. Her name is Sophia and she is a princess of an ancient underwater civilization. Doraemon, Nobita, Shizuka, Jyaian, and Suneo quickly become her friends and are invited to visit her homeland. While heading towards the underwater kingdom they…
Genres: Comedy
Watch Doraemon: Nobita's Great Mermaid Naval Battle online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.
Kids · Mermaid · Primarily Child Cast · Robots