How many movies have Atsushi Tsuda and Jirō Ishikawa collaborated on?

They have worked on 9 movies together! Their first movie together was Virgin Dreeeeam!!! (2009) while their highest rated movie together was Gintama Yugi Pachinko Queen Nanase 2 Pachinko magazine summit battle! 2011 OV (2011). They have not worked together since Rape Zombie Side-Story: Hardcore of the Dead (2017).