How many movies have Hideaki Kusaka and Saburo Yatsude collaborated on?

They have worked on 2 movies together! Their first movie together was Samurai Sentai Shinkenger vs. Go-Onger: Silver Screen BANG!! (2010) while their highest rated movie together was Engine Sentai Go-Onger: 10 Years Grand Prix (2018). They have not worked together since Engine Sentai Go-Onger: 10 Years Grand Prix (2018).