How many movies have Sapporo Taro and Tetsuya Hatanaka collaborated on?

They have worked on 2 movies together! Their first movie together was The Last Day Of Our Business Trip (2019) while their highest rated movie together was My Wife And I Are Bored Of Each Other So Tempted By Karen (Step Sister) And Creampie Her Again And Again (2021). They have not worked together since My Wife And I Are Bored Of Each Other So Tempted By Karen (Step Sister) And Creampie Her Again And Again (2021).