Mio Sawada is Risa's and Haruna's best friend and one of Rito's and Lala's classmates. Mio is almost always seen with Risa and loves to take part in her usual antics. She works at a maid cafe as a waitress, and Risa is always coming there. Mio is usually seen as a minor character. Mio has dark brown hair which have two pig tails, light brown eyes and wears glasses. According to the databook, her measurements are B73-W56-H76. Mio enjoys fondling other girls' breasts, something she can relate to with Risa. They also enjoy anything "ecchi" that happens around them, like Mea's Trans-ability to increase the size of her breasts.