How many movies have Atsushi Tsuda and Sen Arima collaborated on?

They have worked on 10 movies together! Their first movie together was Sexual Harassment Female Boss: Pantyhose Sexual Torture (2010) while their highest rated movie together was Perverted Examination: Nurse Huge Breasts Torture (2012). They have not worked together since Kuroi kako-chô: Watashi o semenaide (2017).