How many movies have Takumi Yamazaki and Yu Wakabayashi collaborated on?

They have worked on 4 movies together! Their first movie together was Macross Frontier: The Wings of Farewell (2011) while their highest rated movie together was Princess Principal Crown Handler: Chapter 3 (2023). They have not worked together since Princess Principal Crown Handler: Chapter 3 (2023). They are most known for their action films together.