How many movies have Keiji Tsuchida and Tadayuki Okamoto acted in together?

They have worked on 5 movies together! Their first movie together was Watch Out, Crimson Bat! (1969) while their highest rated movie together was Crimson Bat - Oichi: Wanted, Dead or Alive (1970). They have not worked together since August without Emperor (1978). They are most known for their drama films together.