Watch Doraemon the Movie: New Nobita and the Castle of the Undersea Devil (2026) Online Free

⭐ 6.9/10 · Animation, Adventure, Fantasy, Family · 102 min

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.

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