Doraemon: Castle of the Undersea Devil Movie 2026 – Complete Details

• Name: Doraemon the Movie: New Nobita and the Castle of the Undersea Devil
  
• Country: Japan
  
• Certification: U
  
• Original Language: Japanese
  
• Release Date: 2026-02-27
  
• Duration: 1 Hour 42 Mins
  
• Box Office Collection: Approximately $23.2 Million worldwide based on currently reported theatrical figures. The film also crossed ¥3 billion in Japan during its run.
  
• Overview: 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.
  
• Star Cast: Wasabi Mizuta, Megumi Ohara, Yumi Kakazu, Subaru Kimura, Tomokazu Seki
  
• Original Title in Its Language: 映画ドラえもん 新・のび太の海底鬼岩城
  
• Release Status: Released
  
• Release Year: 2026
  
• Budget: Not officially disclosed
  
• Genre: Animation, Adventure, Fantasy, Science Fiction, Family
  
• OTT Platform: Not officially announced
  
• OTT Date: To Be Announced