How many movies have Hirokazu Arai and Toshihiro Yashiba acted in together?

They have worked on 1 movie together! Their first movie together was Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland (2016) and was their highest rated movie together. They have not worked together since Shuriken Sentai Ninninger vs. ToQger the Movie: Ninjas in Wonderland (2016).