How many movies have Akihiro Ugajin and Masahiro Mikami collaborated on?

They have worked on 2 movies together! Their first movie together was Senritsu Kaiki File Kowasugi! Preface: True Story of the Ghost of Yotsuya (2014) while their highest rated movie together was Senritsu Kaiki File Kowasugi! The Most Terrifying Movie in History (2014). They have not worked together since Senritsu Kaiki File Kowasugi! The Most Terrifying Movie in History (2014).