How many movies have Atsushi Tsuda and Nao Ayukawa acted in together?

They have worked on 1 movie together! Their first movie together was Kateikyôshi to mibôjin gibo: Masaguri kyôen (2011) and was their highest rated movie together. They have not worked together since Kateikyôshi to mibôjin gibo: Masaguri kyôen (2011).