How many movies have Shotaro Mamiya and Tsutomu Hanabusa collaborated on?

They have worked on 4 movies together! Their first movie together was Tori Girl! (2017) while their highest rated movie together was Tokyo Revengers (2021). They have not worked together since Tokyo Revengers 2 Part 2: Bloody Halloween - Final Battle (2023). They are most known for their crime films together.