How many movies have Koichi Yada and Motoi Sasaki collaborated on?

They have worked on 9 movies together! Their first movie together was Engine Sentai Go-Onger vs. Gekiranger (2009) while their highest rated movie together was Super Sentai Strongest Battle Director's Cut (2019). They have not worked together since Super Sentai Strongest Battle Director's Cut (2019). They are most known for their action films together.