On October 11, 2018, it was announced that the title of the latest work was 'Doraemon Nobita's Moon Exploration Report'. In the bonus video after the end roll (notice of the next work), which is customary in the second movie, the Earth of the Ptolemaic theory appears в†’ The different theory club members badge appears в†’ It is displayed as released in the spring of 2019 в†’ Rabbit making rice cake on the moon has become an appearance. Captain Silver comes to realize how badly he had neglected his children, and abandons his plans, promising to be a better father to them.ДЄfterwards, Flock, Sarah, Captain Silver, and the rest of the crew return to their own time while Nobita and his friends return home, with Nobita gaining a new appreciation for his own father. While Nobita and Doraemon delay the activation of the pirate ship's engine, Flock is able to seize control of the ship and eject the energy back into Earth. Gian and Suneo stay behind to occupy the pirates while Nobita, Doraemon, Flock, and Sarah confront Captain Silver directly. Doraemon warns that taking Earth's energy will result in its destruction so Nobita, his friends, Flock, and Sarah attack the pirate ship again. However, this requires him to drain the Earth's energy to get the power he needs to reach space. Having seen humanity's destruction in the future, he is determined to launch his pirate ship into space and colonize a new planet with all of the treasure he has acquired. Nobita and his friends attempt a rescue operation, but end up rescuing picking up Sarah instead of Shizuka, who is taken directly to Captain Silver.Д¬aptain Silver then moves to the final stage of his plan. Both Flock and Sarah reveal that Captain Silver is in fact their father, who went mad when their mother died and has become obsessed with gathering as much treasure as possible. Meanwhile, on the pirate ship Shizuka encounters Sarah, Flock's sister. Doraemon uses the treasure map to track the pirate ship's location. Nobita and his friends are unable to rescue her, but save an unconscious boy named Flock.ДЇlock explains that the pirates that attacked them are in fact time travelers who travel to different eras to steal treasure off the sea floor, and he himself was part of the ship's crew but decided to desert since he couldn't accept taking orders from Captain Silver. The pirates retreat, but abduct Shizuka in the process. At that moment, the island begins to move, revealing that it is in fact part of a massive, highly advanced ship. However, as they get near the island, they are suddenly attacked by a gang of pirates. Believing the new island is the treasure island, Nobita recruits Doraemon and Shizuka to journey with him, with Doraemon providing a ship. At the same time, the media announces the discovery of a completely unknown island.

Doraemon provides Nobita with a special treasure map that shows him the location of a treasure island. 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. When the adventurers finally find the mysterious Treasure Island, they discover it is more than just an ordinary island. Mini-Dora helps Nobita and friends on their journey. Shizuka gets 'kidnapped' (to be more precise, mistook as one of their members), and a storm impedes their journey. Doraemon is the captain of a ship and fights his enemies on board. In the story, Doraemon, Nobita, Shizuka, Gian, and Suneo set out on an adventure in the Caribbean Sea.

The most unknown 2018 trailer