How many movies have Gorō Ibuki and Hiroki Matsukata acted in together?

They have worked on 13 movies together! Their first movie together was A Modern Yakuza: Broken Code (1971) while their highest rated movie together was Battles Without Honor and Humanity (1973). They have not worked together since Tokugawa Ichizoku no Houkai (1980). They are most known for their crime films together.