How many movies have Mio Takaki and Risa Saito acted in together?

They have worked on 3 movies together! Their first movie together was Ultraman Tiga & Ultraman Dyna: Warriors of the Star of Light (1998) and was their highest rated movie together. They have not worked together since Ultraman Cosmos vs. Ultraman Justice: The Final Battle (2003). They are most known for their science fiction films together.