Doraemon the Movie: New Nobita and the Castle of the Undersea Devil – Complete Details
Doraemon the Movie: New Nobita and the Castle of the Undersea Devil is a 2026 Japanese animated science-fantasy adventure and the 45th feature film in the long-running Doraemon franchise. Directed by Tetsuo Yajima and written by Isao Murayama, the movie is a modern remake of the 1983 classic Doraemon: Nobita and the Castle of the Undersea Devil. The story takes Doraemon, Nobita, Shizuka, Gian and Suneo on an unusual underwater camping adventure. During their summer vacation, the friends decide to camp in the middle of the ocean using Doraemon's futuristic gadgets. Their adventure takes an unexpected turn when they discover a sunken ship and encounter El, a mysterious boy from the underwater Mu Federation. The friends soon learn about an ancient threat connected to the Castle of the Undersea Devil, placing both the underwater civilization and the surface world in danger. Nobita and his friends must overcome fear, discover the truth behind the mysterious civilization and find the courage to stop the emerging threat. Produced by Shin-Ei Animation and distributed in Japan by Toho, the film combines fantasy, comedy, action and friendship with the familiar emotional appeal of the Doraemon franchise. It opened in Japan on February 27, 2026, before receiving its first nationwide theatrical release in India on October 2 in Hindi, Tamil and Telugu.
