How many movies have Megumi Hayashibara and Yumiko Kobayashi acted in together?

They have worked on 4 movies together! Their first movie together was Love Hina Christmas Special: Silent Eve (2000) while their highest rated movie together was Smile Precure! The Movie: Big Mismatch in a Picture Book! (2012). They have not worked together since Smile Precure! The Movie: Big Mismatch in a Picture Book! (2012). They are most known for their animation films together.