1girl, :d, all fours, alternate costume, bangs, bare shoulders, black panties, black wings, blush, breasts, brown thighhighs, cleavage, collarbone, demon horns, demon tail, demon wings, eyes visible through hair, fake horns, fisheye, grey hair, hair ornament, hair over one eye, hairclip, heart, horns, indoors, large breasts, long bangs, long hair, looking at viewer, open mouth, original, panties, red eyes, ringozaka mariko, smile, solo, sweat, tail, thighhighs, underwear, very long hair, wings