How many movies have Atsushi Kisaichi and Ryotaro Okiayu acted in together?

They have worked on 3 movies together! Their first movie together was Hell Teacher Nube (1996) while their highest rated movie together was Hell Teacher Nube: At 0 a.m. Nube is Dead!! (1997). They have not worked together since Shin Shounan Bakusouzoku Arakure Knight (1997). They are most known for their adventure films together.