How many movies have Miku Oshima and Rie Matsubara collaborated on?

They have worked on 3 movies together! Their first movie together was Arakawa Under the Bridge (2010) while their highest rated movie together was Puella Magi Madoka Magica the Movie Part II: Eternal (2012). They have not worked together since Puella Magi Madoka Magica the Movie Part II: Eternal (2012). They are most known for their animation films together.