How many movies have Kōji Sekiyama and Seihachi Uchikoshi acted in together?

They have worked on 3 movies together! Their first movie together was Man with a Funky Hat: The 20,000,000 Yen Arm (1961) while their highest rated movie together was Run, Genta, Run! (1961). They have not worked together since Four Sisters (1962). They are most known for their drama films together.