How many movies have Mariko Shinoda and Sayaka Akimoto acted in together?

They have worked on 8 movies together! Their first movie together was Himawarigumi 1st Stage - Boku no Taiyou (2008) while their highest rated movie together was AKB48 in TOKYO DOME ~1830m no Yume~ (2012). They have not worked together since Tokyo Dome 1st Day Akimoto Sayaka Graduation Ceremony (2013). They are most known for their music films together.