How many movies have Jiro Horie and Junpei Shiokawa collaborated on?

They have worked on 2 movies together! Their first movie together was Kamen Rider × Kamen Rider Drive & Gaim: Movie Wars Full Throttle (2014) and was their highest rated movie together. They have not worked together since Kamen Rider Zi-O NEXT TIME: Geiz, Majesty (2020).