How many movies have Kinji Nakamura and Ryō Nishida acted in together?

They have worked on 21 movies together! Their first movie together was Judo vs. Karate (1966) while their highest rated movie together was Japanese Godfather: Ambition (1977). They have not worked together since Japanese Godfather: Ambition (1977). They are most known for their crime films together.

Role
Hitoshi Isomura
Role
Det. Takuya Tamura