In the 2006 film *Doraemon Movie 26: Nobita no Kyouryuu*, Nobita accidentally discovers a fossilized dinosaur egg. With Doraemon’s gadgets, the group hatches the egg and begins to raise the dinosaur. Realizing they cannot keep it forever, Nobita decides to send the dinosaur back to prehistoric times. There, a band of future hunters threatens the dinosaurs, and Doraemon and the gang return to the past to protect them in a thrilling prehistoric adventure.