How many movies have Mitsunori Hattori and Ryuichi Takano collaborated on?

They have worked on 4 movies together! Their first movie together was Kaiki Senyaichiya Monogatari: Sen no Maki (1991) while their highest rated movie together was Skyscraper Hunting (1991). They have not worked together since Kaiki Senyaichiya Monogatari: Kai no Maki (1991). They are most known for their horror films together.