How many movies have Azusa Sakai and Takaaki Hashiguchi collaborated on?

They have worked on 3 movies together! Their first movie together was Mahiru no furinzuma: Mio no kairaku (2003) while their highest rated movie together was Sensual Ward: Wet Red Lips (2005). They have not worked together since Sensual Ward: Wet Red Lips (2005). They are most known for their horror films together.