How many movies have Kenji Kamiyama and Tetsuya Nishio collaborated on?

They have worked on 7 movies together! Their first movie together was Jin-Roh: The Wolf Brigade (1999) while their highest rated movie together was Ghost in the Shell: Stand Alone Complex - The Laughing Man (2005). They have not worked together since Napping Princess (2017). They are most known for their animation films together.