How many movies have Hideo Kuroki and Yoshitaka Ito acted in together?

They have worked on 4 movies together! Their first movie together was Sleepy Eyes of Death 5: Sword of Fire (1965) while their highest rated movie together was The Thieves' Who's Who (1966). They have not worked together since Return of Giant Majin (1966). They are most known for their action films together.