How many movies have Mio Esaki and Noriyuki Higashiyama collaborated on?

They have worked on 1 movie together! Their first movie together was Magistrate Toyama: Conspiracy of a Beautiful Woman! Rampage in Kanhashu (1990) and was their highest rated movie together. They have not worked together since Magistrate Toyama: Conspiracy of a Beautiful Woman! Rampage in Kanhashu (1990).