How many movies have Akane Sango and Nanako Ninomiya collaborated on?

They have worked on 2 movies together! Their first movie together was Peacemaker Kurogane: Belief (2018) while their highest rated movie together was Rascal Does Not Dream of a Dreaming Girl (2019). They have not worked together since Rascal Does Not Dream of a Dreaming Girl (2019).