Gamera the Brave

Gamera the Brave, released in Japan as Young Braves of Gamera , Chiisaki Yshatachi Gamera? , is a kaiju film released in 2006, produced by Kadokawa Pictures. This is the twelfth Gamera film and the first produced by Kadokawa Pictures after they purchased a percentage of the remaining assets of Daiei Motion Picture Company, the original company responsible for the Gamera films.

Concurrently, many shipping disasters occur in the area, the cause of which is the kaiju Zedus , which soon thereafter rampages through the city. It corners Toru and his friends, but the boys former pet, now significantly larger, intercedes. The young Gamera is wounded in the fight and captured by government officials, who hook the creature up to a machine which infuses it with liquid derived from mysterious red stones found in the vicinity of egg, and which scientists theorize gives Gameras their power.Zedus attacks again, and the Gamera, now larger, goes out to battle him. The human characters determine that the stillimmature Gamera must consume the red stone which Toru had found with the egg in order to fully realize its powers. The egg is located and, with some difficulty, delivered to Toru, who throws it into the Gameras mouth during the battle. The Gameras power of rocketpropelled flight manifests, and it defeats Zedus by breathing a fireball at it. The kaiju escapes further government investigation with Torus assistance, and flies off as the boy wishes him farewell. ........

Source: Wikipedia