How many movies have Hiroshi Date and Seiya Satō acted in together?

They have worked on 12 movies together! Their first movie together was Hishakaku and Kiratsune: A Tale of Two Yakuza (1968) while their highest rated movie together was Brutal Tales of Chivalry 5: Man With The Karajishi Tattoo (1969). They have not worked together since Festival Champ (1976). They are most known for their crime films together.