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

2026Movie1 h 42 min

Animation
64
DecentGoodWatch score
IMDb6.3Letterboxd3.0/5

A heartwarming, wondrous animated movie about fantasy and family.

Good for family movie night · kids · teens

Skip it if you want dark or edgy material

Where to watch

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Not streaming in any country yet.

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Not for scares, brutality or tears.

Movies with

Story

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.

Feels like

  • Wholesome Sci-Fi Adventure
  • Classic Anime Charm
  • Friendship & Teamwork
  • Magical Technology
  • Family-Friendly Fantasy
  • Nostalgic Wonder
  • Gentle Humor
  • Imaginative World-Building
  • Optimistic Tone
  • Comfort Viewing

Cast

7 of 7

Crew

Directed by
Tetsuo Yajima
Written by
Isao Murayama
Produced by
Kei Nishi, Kazuyoshi Nakamura, Shiori Kawasaki
Music by
Takayuki Hattori

Everyone

Pick a department, or search for a name or a job (“editor”, “stunt”).

Facts

February 27, 2026 · 1 h 42 min · Animation, Adventure, Fantasy, Family

Released
February 27, 2026
Runtime
1 h 42 min
Genres
Animation, Adventure, Fantasy, Family
Original language
Japanese
Made in
Japan
Box office
$27 million
Available in
2 countries

Q&A

6 questions, like "Is Doraemon the Movie: New Nobita and the Castle of the Undersea Devil worth watching?"

Questions about Doraemon the Movie: New Nobita and the Castle of the Undersea Devil

Quick answers from GoodWatch data.

Is Doraemon the Movie: New Nobita and the Castle of the Undersea Devil worth watching?

64
DecentGoodWatch score

Opinions are mixed, with a GoodWatch score of 64 (IMDb 6.3 and Letterboxd 3.0 out of 5).

Is Doraemon the Movie: New Nobita and the Castle of the Undersea Devil a sequel?

  1. Doraemon: Nobita's Dinosaur (1980)
  2. Doraemon: The Record of Nobita, Spaceblazer (1981)
  3. Doraemon: Nobita and the Haunts of Evil (1982)
  4. Doraemon: Nobita and the Castle of the Undersea Devil (1983)
  5. Doraemon: Nobita's Great Adventure in the World of Magic (1984)
  6. Doraemon: Nobita's Little Star Wars (1985)
  7. Doraemon: Nobita and the Steel Troops (1986)
  8. Doraemon: Nobita and the Knights on Dinosaurs (1987)
  9. Doraemon: The Record of Nobita's Parallel Journey to the West (1988)
  10. Doraemon: Nobita and the Birth of Japan (1989)
  11. Doraemon: Nobita and the Animal Planet (1990)
  12. Dorami-chan: Wow, The Kid Gang of Bandits / The☆Doraemons: Strange, Sweets, Strange? / Doraemon: Nobita's the Night Before a Wedding (1991)
  13. Doraemon: Nobita's Dorabian Nights (1991)
  14. Doraemon: Nobita and the Kingdom of Clouds (1992)
  15. Doraemon: Nobita and the Tin Labyrinth (1993)
  16. Doraemon: Nobita and the Future Notes (1994)
  17. Doraemon: Nobita's Three Visionary Swordsmen (1994)
  18. Doraemon: Nobita's Diary on the Creation of the World (1995)
  19. Doraemon: Nobita and the Galaxy Super-express (1996)
  20. Doraemon: Nobita and the Spiral City (1997)
  21. Doraemon: Nobita's Great Adventure in the South Seas (1998)
  22. Doraemon: Nobita Drifts in the Universe (1999)
  23. Doraemon: Nobita and the Legend of the Sun King (2000)
  24. Doraemon: Nobita and the Winged Braves (2001)
  25. Doraemon: Nobita and the Robot Kingdom (2002)
  26. Doraemon: Nobita and the Windmasters (2003)
  27. Doraemon: Nobita in the Wan-Nyan Spacetime Odyssey (2004)
  28. Doraemon: Nobita's Dinosaur (2006)
  29. Doraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users (2007)
  30. Doraemon: Nobita and the Green Giant Legend (2008)
  31. Doraemon: The New Record of Nobita's Spaceblazer (2009)
  32. Doraemon: Nobita's Great Battle of the Mermaid King (2010)
  33. Doraemon: Nobita and the New Steel Troops: Winged Angels (2011)
  34. Doraemon: Nobita and the Island of Miracles – Animal Adventure (2012)
  35. Doraemon: Nobita's Secret Gadget Museum (2013)
  36. Doraemon: New Nobita's Great Demon - Peko and the Exploration Party of Five (2014)
  37. Doraemon: Nobita and the Space Heroes (2015)
  38. Doraemon: Nobita and the Birth of Japan (2016)
  39. Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi (2017)
  40. Doraemon: Nobita's Treasure Island (2018)
  41. Doraemon: Nobita's Chronicle of the Moon Exploration (2019)
  42. Doraemon: Nobita's New Dinosaur (2020)
  43. Doraemon the Movie: Nobita's Little Star Wars 2021 (2022)
  44. Doraemon the Movie: Nobita's Sky Utopia (2023)
  45. Doraemon the Movie: Nobita's Earth Symphony (2024)
  46. Doraemon the Movie: Nobita's Art World Tales (2025)
  47. Doraemon the Movie: New Nobita and the Castle of the Undersea Devil (2026)
  48. Doraemon the Movie: Nobita's Steam-Powered Time Machine (2027)

Yes: it's movie 47 of 48 in its series, after Doraemon the Movie: Nobita's Art World Tales (2025) and before Doraemon the Movie: Nobita's Steam-Powered Time Machine (2027).

Is Doraemon the Movie: New Nobita and the Castle of the Undersea Devil okay for kids?

Yes: the viewing guide lists it for kids.

Can I half-watch Doraemon the Movie: New Nobita and the Castle of the Undersea Devil?

Easy watchDemanding

Yes: it's easy to follow, with complexity at only 4 of 10, and the viewing guide calls it drop-in friendly.

Will I feel good after watching Doraemon the Movie: New Nobita and the Castle of the Undersea Devil?

BleakHopeful

Yes, it's an uplifting movie: the title analysis rates it 9 of 10 for wholesome and 8 for hopefulness.

Is Doraemon the Movie: New Nobita and the Castle of the Undersea Devil in English?

Japanese

No, it was made in Japanese.