Gamera vs. Gyaos(大怪獣空中戦 ガメラ対ギャオス)

Gamera's back, and just in time to save Japan from Gyaos, a mysterious bat-like creature awakened by a volcanic eruption. As in the first Gamera movie, a young boy establishes an emotional connection with Gamera, a giant monster, and the two work together, with the help of the world's scientists, to put an end to Gyaos' violent rampage.