io (noire) (princess connect!)
Io's official noire costume in Princess Connect!.
She is a demon girl who has red eyes, large breasts, and long gradient pink hair stylized in a ponytail with bangs & hair between eyes, as well as black curled demon horns, demon tail & demon wings. She wears a black hair ribbon, black leotard, black elbow gloves, black thighhighs, and heart earrings.
See Also
This tag implicates io_(princess_connect!) (learn more).