How many movies have Hiroshi Kato and Tetsuya Iwanaga collaborated on?

They have worked on 6 movies together! Their first movie together was Neon Genesis Evangelion: Death and Rebirth (1997) while their highest rated movie together was Evangelion: 3.0+1.0 Thrice Upon a Time (2021). They have not worked together since Evangelion: 3.0+1.0 Thrice Upon a Time (2021). They are most known for their drama films together.