How many movies have Naomichi Tago and Ryuji Yamamoto collaborated on?

They have worked on 2 movies together! Their first movie together was Shin Mibôjin Geshuku: Jiage-ya Elegy (1988) and was their highest rated movie together. They have not worked together since Groper Train: Unrepentant Fingertips, Professional Baseball Edition (1989).