How many movies have Reon Yuzuki and Suzumi Shio acted in together?

They have worked on 4 movies together! Their first movie together was 愛するには短すぎる/ネオ・ダンディズム!-男の美学- (2006) while their highest rated movie together was Cherry Blossoms / Secret Hunter -There's Nothing in This World I Can't Steal- (2007). They have not worked together since Romeo & Juliette (2010).