How many movies have Miki Nagasawa and Sumi Shimamoto acted in together?

They have worked on 8 movies together! Their first movie together was Go! Anpanman: Franken-Robo-kun's Surprised Christmas (2008) while their highest rated movie together was Go! Anpanman: Blacknose and the Magical Song (2010). They have not worked together since Let's Go! Anpanman: Baikinman and Lulun (2024). They are most known for their animation films together.