How many movies have Maki Tachibana and Masataka Iwao acted in together?

They have worked on 12 movies together! Their first movie together was The Tattooed Hitman (1974) while their highest rated movie together was Japanese Godfather: Ambition (1977). They have not worked together since Aftermath of Battles Without Honor and Humanity (1979). They are most known for their drama films together.