Doraemon: Nobita's Great Battle of the Mermaid King (2010)

映画ドラえもんのび太の人魚大海戦

100 minutes JA Adventure , Family , Animation , Fantasy

When Nobita goes diving with Doraemon, a mermaid named Sophia comes close to him and they all befriend her. When they proceed towards her kingdom, they encounter a fight between two opposing tribes.