How many movies have Mayumi Nagisa and Takeo Watanabe collaborated on?

They have worked on 5 movies together! Their first movie together was Sleepy Eyes of Death 9: Trail of Traps (1967) while their highest rated movie together was Kanto Woman Yakuza (1968). They have not worked together since Kanto Woman Yakuza (1968). They are most known for their action films together.