How many movies have Seiichi Nakatani and Takayuki Kitagawa collaborated on?

They have worked on 3 movies together! Their first movie together was Eden of the East Movie II: Paradise Lost (2010) and was their highest rated movie together. They have not worked together since Code Geass: Akito the Exiled 5: To Beloved Ones (2016). They are most known for their science fiction films together.