How many movies have Takashi Narikawa and Unsho Ishizuka collaborated on?

They have worked on 4 movies together! Their first movie together was Code Geass: Akito the Exiled 1: The Wyvern Arrives (2012) while their highest rated movie together was Psycho-Pass: The Movie (2015). They have not worked together since Code Geass: Akito the Exiled 4: Memories of Hatred (2015). They are most known for their animation films together.