Nobita accidentally found a fossil dinosaur egg mixed with rocks in the dinosaur fossil exhibition site that he had visited before. He returned it to its original state with the "Time ...
Doraemon and friends trying to save a boy name Kukuru and his tribe from Gigazombie who want to change history for his own sake in the ancient times.
Nobita saw a moon turned yellow last night and told his class about it but they think it's funny. Doraemon gives him the "History Explorers Club Badge" and discovers there's life on the moon. Until a new student changed him forever.
One day, Nobita picks a small rocket from which a small-sized humanoid alien Papi comes out. He came from the planet named 'Pirika' to the Earth to escape from the PCIA army of his planet. ...