How many movies have Michiaki Sugimoto and Takayuki Hamana collaborated on?

They have worked on 4 movies together! Their first movie together was Chocolate Underground the Movie (2009) while their highest rated movie together was Psycho-Pass: The Movie (2015). They have not worked together since Magical Girl Lyrical Nanoha: Detonation (2018). They are most known for their science fiction films together.