How many movies have Mai Watanabe and Manami Wakayama acted in together?

They have worked on 6 movies together! Their first movie together was Sailor Moon - Infinity Academy - Mistress Labyrinth (2002) and was their highest rated movie together. They have not worked together since Sailor Moon - New Legend of Kaguya Island (Revision) - Marinamoon Final (2005). They are most known for their fantasy films together.