How many movies have Shunsuke Kikuchi and Takeya Nakamura collaborated on?

They have worked on 3 movies together! Their first movie together was Showdown of Men (1966) while their highest rated movie together was Contemporary Tales of Chivalry: The Lone Wolf (1966). They have not worked together since Brutal Tales of Chivalry 7: Hell Is a Man's Destiny (1970). They are most known for their crime films together.