How many movies have Hayato Taya and Kenji Kamiyama collaborated on?

They have worked on 3 movies together! Their first movie together was Eden of the East: Air Communication (2009) while their highest rated movie together was Eden of the East Movie I: The King of Eden (2009). They have not worked together since Eden of the East Movie II: Paradise Lost (2010). They are most known for their mystery films together.