FILM
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.
Directed by Tetsuo Yajima
Starring Wasabi Mizuta, Megumi Oohara, Yumi Kakazu, Subaru Kimura, Tomokazu Seki, Shoya Chiba, Ryo Hirohashi
| In cinemas | Not listed |
|---|---|
| Digital release | Not listed |
| Physical release | Not listed |
| First release anywhere | 27 February 2026 |
Dates come from TMDB and can change. The digital date is the first rental, purchase or streaming date and does not confirm a launch on a particular service; the physical date does not confirm a Blu-ray or 4K edition. Both are often added closer to release.
No streaming, rental or purchase options are listed for United States yet.
Availability data by JustWatch via TMDB. Offers and catalogues change often.
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