Unusual volcanic activity in Japan awakens Gyaos, a bloodthirsty flying monster with the power to slice things in half with an ultrasonic ray. While scientists and the military scramble to devise a way to stop this new threat, a young … Kōjirō Hongō, Kichijirô Ueda, Reiko Kasahara, Naoyuki Abe, Taro Marui, Yukitaro Hotaru, Yoshirô Kitahara Added on Amazon Prime 2023-06-20. Youtube Trailer