How many movies have Ken Watanabe and Renji Ishibashi acted in together?

They have worked on 5 movies together! Their first movie together was Dawn of a New Day: The Man Behind VHS (2002) while their highest rated movie together was T.R.Y. (2003). They have not worked together since Hayabusa: The Long Voyage Home (2012). They are most known for their drama films together.