Mika Nanakawa (Japanese: 七川 美華, Hepburn: Nanakawa Mika), known as Rainbow Mika (レインボー ミカ, Reinbō Mika) and more commonly as R. Mika (アール・ミカ, Āru Mika), is a fictional character and professional wrestler from Capcom's Street Fighter fighting game series. She was introduced in the 1998 game Street Fighter Alpha 3, and later returned in the 2016 game Street Fighter V. The character has received mixed critical reception since her appearance in the 2016 title. Many Western journalists have been critical of her overtly revealing character design, while additional criticism was directed toward her gameplay.