Doraemon the Movie: New Nobita and the Castle of the Undersea Devil (2026) is a Animation, Adventure, Fantasy, Family film that follows 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 the Movie: New Nobita and the Castle of the Undersea Devil is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.5 out of 10 from 8 votes. Fans of animation movies may also want to explore similar titles below.