How many movies have Aruno Tahara and Minami Takayama acted in together?

They have worked on 4 movies together! Their first movie together was Touch 5: Cross Road (2001) while their highest rated movie together was Detective Conan: The Private Eyes' Requiem (2006). They have not worked together since The Disappearance of Conan Edogawa: The Worst Two Days in History (2014). They are most known for their animation films together.