How many movies have Kazuhiro Sano and Keisuke Shigeta collaborated on?

They have worked on 2 movies together! Their first movie together was Assault Locker Room Tearing (1990) while their highest rated movie together was Lots of Peeping: Hot Underpanties of a Lover (1994). They have not worked together since Lots of Peeping: Hot Underpanties of a Lover (1994).