How many movies have Kenta Satoi and Kotaro Koizumi acted in together?

They have worked on 4 movies together! Their first movie together was Bayside Shakedown 2 (2003) and was their highest rated movie together. They have not worked together since Crime Mystery by Kosaku Asahina: Tragedy of Hanasaki Village (2016). They are most known for their action films together.