How many movies have Koichi Yamadera and Taiki Sakurai collaborated on?

They have worked on 5 movies together! Their first movie together was Ghost in the Shell: Stand Alone Complex - The Laughing Man (2005) while their highest rated movie together was The Voice Makes a Miracle (2011). They have not worked together since The Voice Makes a Miracle (2011). They are most known for their science fiction films together.