How many movies have Shosuke Tanihara and Taisuke Kawamura collaborated on?

They have worked on 4 movies together! Their first movie together was Nodame Cantabile: The Movie I (2009) while their highest rated movie together was Nodame Cantabile: The Movie II (2010). They have not worked together since Akko's Secret (2012). They are most known for their comedy films together.