Doraemon the Movie: Nobita's Dinosaur 2006

Nobita stumbles upon a fossilized dinosaur egg and, with Doraemon's gadgets, successfully hatches it. They raise the dinosaur, but realize it cannot stay. Forced to return it to its own time, Nobita and Doraemon face a new threat: hunters from the future who endanger the dinosaurs. Determined to protect the prehistoric creatures, Doraemon and his friends journey back in time. They prepare for a thrilling adventure in the past, facing the dangers of the prehistoric era while striving to safeguard the dinosaurs from the hunters' clutches. The story explores themes of friendship, responsibility, and the importance of protecting vulnerable creatures.