Upon hearing about the story of Treasure Island, Nobita dreams of discovering and exploring his own treasure island, despite the fact all of the Earth has been mapped already.
Doraemon: Nobita's Chronicle of the Moon Exploration
Doraemon: Nobita and the Winged Braves
Gintama 2: Rules are Made to Be Broken
Doraemon: Nobita's Great Battle of the Mermaid King