How many movies have Hidetoshi Kageyama and Teruo Hatanaka collaborated on?

They have worked on 9 movies together! Their first movie together was Tsuma San-nin: Hada Kurabe (1973) while their highest rated movie together was Bathhouse 911: Jellyfish Bliss (1978). They have not worked together since Bathhouse 911: Jellyfish Bliss (1978).