How many movies have Nene Mochizuki and Toshiatsu Kôzuma collaborated on?

They have worked on 2 movies together! Their first movie together was Hentai niku nure vibe (2000) while their highest rated movie together was Shisen stalker: Waisetsu nozoki (2001). They have not worked together since Shisen stalker: Waisetsu nozoki (2001).