Nobita finds a fossilized dinosaur egg by accident, and with the help of Doraemon's tools, they hatched the egg and began raising the dinosaur. Knowing that they can't keep the dinosaur forever, Nobita was forced to send it back to prehistoric times where a group of hunters from the future threatens to endanger the dinosaurs. Determined to save the dinosaurs from the claws of the hunters, Doraemon and the gang returns to the past and sets out in a prehistoric adventure. (Source: ANN)Summary: When trying to flee from thugs in outer space, a boy named Ropuru warps his spaceship under dangerous conditions and ends up creating a rift in time and space. The breach opens a portal between Ropuru's spacecraft and Nobita's room. Doraemon and Nobita inevitably meet Ropuru and his small buddy Chammy. Quickly they all become friends. After fixing… more When trying to flee from thugs in outer space, a boy named Ropuru warps his spaceship under dangerous conditions and ends up creating a rift in time and space. The breach opens a portal between Ropuru's spacecraft and Nobita's room. Doraemon and Nobita inevitably meet Ropuru and his small buddy Chammy. Quickly they all become friends. After fixing their ship, they end up going to Ropuru's new home planet, Koya Koya. The boy is part of a colonizing group that is being harassed by a gang of villains interested in a special crystal which the planet is abundant of. Nobita and Doraemon then decide to help the colonists on their fight to live peacefully on this new homeland. less - See more at: http://www.animegetdev.com/doraemon-movie-the-hero-2009-watch#sthash.ouhc8dkO.dpuf