Doraemon: Nobita and the New Castle of the Undersea Devil

Nobita and friends finds a secret underwater castle packed with mysteries and riches. With Doraemon's high-tech gadgets, they dive into an ocean adventure mixing humor, teamwork, and imagination in a breathtaking aquatic world.

Doraemon: Nobita and the New Castle of the Undersea Devil is a 2026 drama adventure movie directed by Tetsuo Yajima, starring Yumi Kakazu, Wasabi Mizuta, Megumi Ôhara. It holds an IMDb rating of 7.4/10 from 90 votes and runs 1h 42m.