How many movies have Sayumi Michishige and Tsunku acted in together?

They have worked on 7 movies together! Their first movie together was Uta Doki! Pop Classics Vol.4 (2007) while their highest rated movie together was Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~BRAVO!~ (2013). They have not worked together since Hello! Project 2013 COUNTDOWN PARTY 2013-2014 ~GOODBYE & HELLO!~ (2013).