Doraemon: Nobita's Great Battle of the Mermaid King
Doraemon: Nobita's Great Battle of the Mermaid King is not streaming on a US subscription app right now, as of October 6, 2026.
Nobita, Doraemon, and the rest must come to the aid of mermaid princess Sophia, whose undersea kingdom is suffering under the weight of a war. Their only hope lies in a mythical sword from the planet Aqua...
Where to watch
Not currently available for streaming in the US.
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