How many movies have Noriaki Yuasa and Tomohisa Yano collaborated on?

They have worked on 6 movies together! Their first movie together was Gamera vs. Gyaos (1967) while their highest rated movie together was The Snake Girl and the Silver-Haired Witch (1968). They have not worked together since Gamera: Super Monster (1980). They are most known for their action films together.