How many movies have Junko Ōkura and Tadon Yamada collaborated on?

They have worked on 1 movie together! Their first movie together was 行け！レインボー仮面対ホームレス怪人軍団 (2003) and was their highest rated movie together. They have not worked together since 行け！レインボー仮面対ホームレス怪人軍団 (2003).