Nobita accidentally finds a fossil dinosaur egg mixed with rocks in the dinosaur fossil exhibition site that he had visited before. He returns it to its original state with the 'time blanket'.
Includes: Doraemon: Nobita and the New Steel Troops: Winged Angels, Doraemon: Nobita and the Green Giant Legend, Doraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users, Doraemon: Nobita's Great Battle of the Mermaid King, Doraemon: The New Record of Nobita's Spaceblazer, Doraemon: Nobita and the Island of Miracles – Animal Adventure, Doraemon: Nobita's Dinosaur, Doraemon: Nobita and the Kingdom of Clouds, Doraemon: The Record of Nobita's Parallel Journey to the West, Doraemon: Nobita and the Animal Planet, Doraemon: Nobita's Secret Gadget Museum, Doraemon: Nobita in the Wan-Nyan Spacetime Odyssey, Doraemon: Nobita and the Legend of the Sun King, Doraemon: New Nobita's Great Demon - Peko and the Exploration Party of Five, Doraemon: Nobita's Dinosaur, Doraemon: Nobita and the Haunts of Evil, Doraemon: Nobita and the Winged Braves, Doraemon: Nobita and the Castle of the Undersea Devil, Doraemon: Nobita and the Galaxy Super-express, Doraemon: Nobita and the Spiral City, Doraemon: Nobita's Dorabian Nights, Doraemon: Nobita and the Knights on Dinosaurs, Doraemon: Nobita and the Windmasters, Doraemon: Nobita's Great Adventure in the South Seas, Doraemon: Nobita and the Robot Kingdom, Doraemon: Nobita Drifts in the Universe, Doraemon: The Record of Nobita, Spaceblazer, Doraemon: Nobita's Great Adventure in the World of Magic, Doraemon: Nobita's Little Star Wars, Doraemon: Nobita and the Steel Troops, Doraemon: Nobita and the Birth of Japan, Doraemon: Nobita's Three Visionary Swordsmen, Doraemon: Nobita's Diary on the Creation of the World, Doraemon: Nobita and the Space Heroes, Doraemon: Nobita and the Birth of Japan, Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi, Doraemon: Nobita's Treasure Island, Doraemon: Nobita's Chronicle of the Moon Exploration, Doraemon: Nobita and the Tin Labyrinth, Doraemon: Nobita's New Dinosaur, 2112: The Birth of Doraemon, Dorami-chan: Wow, The Kid Gang of Bandits / The☆Doraemons: Strange, Sweets, Strange? / Doraemon: Nobita's the Night Before a Wedding, Doraemon Comes Back, Doraemon: The Day When I Was Born, Doraemon: Ganbare! Gian!!, Nobita's the Night Before a Wedding, Doraemon: A Grandmother's Recollections, Doraemon: What am I for Momotaro, Doraemon the Movie: Nobita's Little Star Wars 2021, Doraemon the Movie: Nobita's Sky Utopia, Doraemon the Movie: Nobita's Earth Symphony, Doraemon: Nobita and the Future Notes, Doraemon the Movie: Nobita's Picture World Story