How many movies have Fujio Suga and Gaku Yamamoto acted in together?

They have worked on 3 movies together! Their first movie together was 新 鞍馬天狗 五條坂の決闘 (1965) while their highest rated movie together was Irezumi (1966). They have not worked together since Irezumi (1966). They are most known for their action films together.