How many movies have Masayasu Ōebara and Shinji Yamada collaborated on?

They have worked on 7 movies together! Their first movie together was Concubine Secrets: Lustful Dance (1972) while their highest rated movie together was Uptown Lady: Days of Eros (1980). They have not worked together since Uno Koichiro no joi mo nureruno (1982). They are most known for their drama films together.