How many movies have Kazuyoshi Sakai and Reijirô Katô acted in together?

They have worked on 2 movies together! Their first movie together was Den Ace: The Secret of Prince Handkerchief (2007) while their highest rated movie together was The Monster X Strikes Back: Attack the G8 Summit (2008). They have not worked together since The Monster X Strikes Back: Attack the G8 Summit (2008).