How many movies have Kenjirō Ishiyama and Kyōsuke Machida acted in together?

They have worked on 8 movies together! Their first movie together was Tokyo Gang Vs. Hong Kong Gang (1964) while their highest rated movie together was A Scarred Life (1971). They have not worked together since The Kanto Scarlet Cherry Gang (1972). They are most known for their action films together.