How many movies have Erika Toda and Kasumi Arimura acted in together?

They have worked on 6 movies together! Their first movie together was Hankyu Railways - A 15-Minute Miracle (2011) while their highest rated movie together was SPEC: Shou (2012). They have not worked together since SPEC: Close~Reincarnation (2013). They are most known for their mystery films together.