How many movies have Toru Utsumi and Urato Watanabe collaborated on?

They have worked on 4 movies together! Their first movie together was Akado Suzunosuke and the Vacuum Slash of the Asuka School (1957) and was their highest rated movie together. They have not worked together since Akado Suzunosuke: Dokuro dentaiji (1958). They are most known for their action films together.