Sawada Mio

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.

Appearance
Mio has dark brown hair which she two pig tails, light brown eyes and wears glasses. Her 3-sizes are  74-56-76 cm.

Personality
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.

Risa Momioka
Risa is her best friend and her most recurring relationship. She is never seen without Risa by her side. They both enjoy groping other girls' breasts. It is possible a that Risa and Mio are lovers since they are almost always seen without each other. Both women are also enjoy doing perverted stuff to other girls which suggest that they could be a more of a couple duo that enjoys doing things together such as enjoying the female body together by groping other women's breast

Haruna Sairenji
One of her close friends, whom she occasionally gropes along with her friend Risa. Sometimes she and Risa would do it in front of Rito just to mess with him.

Lala Satalin Deviluke
Lala is one of her close friends who's breasts she enjoys groping along with Risa. Unlike other girls, Lala doesn't really get annoyed by them as much.

Rito Yuuki
She isn't exactly as close to him as Risa or Haruna are but she still enjoys messing with him about his shyness as much as Risa does.

Yui Kotegawa
Yui completely hates Mio and Risa's usual antics of enjoying and doing anything that she finds "shameless". The pair would sometimes tease Yui for having a shameless body herself or if there's  someone she   might like.