How many movies have Hideo Ishikawa and Shō Ayanokōji collaborated on?

They have worked on 1 movie together! Their first movie together was Kamen Rider x Kamen Rider Fourze & OOO Movie Wars Mega Max (2011) and was their highest rated movie together. They have not worked together since Kamen Rider x Kamen Rider Fourze & OOO Movie Wars Mega Max (2011).