How many movies have Akira Iwamoto and Keiichi Wada collaborated on?

They have worked on 1 movie together! Their first movie together was Tomica Hero: Rescue Force Explosive Movie: Rescue the Mach Train! (2008) and was their highest rated movie together. They have not worked together since Tomica Hero: Rescue Force Explosive Movie: Rescue the Mach Train! (2008).