How many movies have Noriyuki Iwadare and Shu Takumi collaborated on?

They have worked on 2 movies together! Their first movie together was Gyakuten Saiban Special Courtroom 2008 Orchestra Concert ~Gyakuten Meets Orchestra~ DVD Book (2008) while their highest rated movie together was Turnabout: An Ace Attorney Musical (2022). They have not worked together since Turnabout: An Ace Attorney Musical (2022).