The 30th film of Doraemon movie series celebrating Doraemon 40th anniversary.
Princess Sophia was the only Doraemon Princess to be loosely based on "Hans Christian Andersen's The Little Mermaid", while all of The other Doraemon heroines are original.
This is the only Doraemon film to have a CJ Entertainment logo in the Korean dub poster and CJ Entertainments only involvement with the Korean dub release of Doraemon The Movie: Nobita's Great Battle of the Mermaid King in 2010.