Doraemon: Nobita and the New Castle of the Undersea Devil

Directed by Tetsuo Yajima
Releasing Feb 27, 2026Animation, Adventure,
The 2026 film is a complete reimagining of the 1983 classic Doraemon: Nobita and the Castle of the Undersea Devil, which was itself based on the Western myth of Atlantis . The story begins with Doraemon and his friends—Nobita, Shizuka, Gian, and Suneo—embarking on an underwater camping trip using Doraemon’s futuristic gadgets. Their adventure takes a dramatic turn when they decide to explore the deep seas beyond their initial plans.

Cast of Doraemon: Nobita and the New Castle of the Undersea Devil

  • Wasabi MizutaDoraemon (voice)
  • Megumi OoharaNobita (voice)
  • Yumi KakazuShizuka (voice)
  • Subaru KimuraGian (voice)
  • Tomokazu SekiSuneo (voice)
  • Shoya ChibaEru (voice)
  • Ryo HirohashiUnderwater Buggy (voice)
  • Tetsuo YajimaDirector
  • Isao MurayamaWriter
  • Fujiko F. FujioWriter

 

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    Doraemon: Nobita and the New Castle of the Undersea Devil (2026) Release Date is February 27, 2026 - See the Cast and More - Plex