As a summer assignment, Nobita has to research the past of his town. Together with Doraemon, they use a gadget called time camera to take photos of the town sights from various time periods. To their great surprise, the last photo they take depicts Japanese folk hero Momotaro pulling a cart laden with treasure. Later, Nobita's mom encounters a foreigner who shows the kids a small picture of a person dressed as samurai. The picture looks almost like a photo, and the person in the picture looks exactly like Momotaro. The foreigner has inherited this picture from his ancestors, and he has come to Japan in order to learn the truth about its origins. Nobita begins to think that Momotaro might have been a real person. In order to solve the mystery, he travels to the past of Japan along with Doraemon, Shizuka, Takeshi and Suneo. (Source: animania.co.uk)

Nobita went to a world of animals through the Wherever Gas, the substance to let you travel anywhere, same as the Wherever Door Doraemon uses. They came across with Chippo, a boy who looks like a dog and very adventurous. A group called Numiges plans on taking over the animal planet. Doraemon and friends plan to stop them with the animal's help. (Source: ANN)

Doraemon: Nobita no Takarajima takes the well-known characters to the Caribbean Sea; Nobita is the captain of a ship and fights against his enemies. Shizuka is kidnapped and a storm prevents her persecution. When the adventurers finally find the mysterious Treasure Island, where they have taken Shizuka, they discover that it is something more than a common island. (Source: Official Website)

Double Circle means the community which evolves infinitely by the energy and ICT in the smart community project. People who live in Kawasaki become a hero, and beat an enemy who steals near from the time-stopped world to the evolving town Kawasaki. (Source: Official website)