rias gremory, high school dxd, highres, 1girl, ahoge, animal ear hairband, animal ears, black leotard, blue eyes, blush, bow, bowtie, breasts, cleavage, covered navel, crossed legs, detached collar, fake animal ears, hair between eyes, hairband, leotard, long hair, long sleeves, looking at viewer, pantyhose, playboy bunny, rabbit ear hairband, rabbit ears, rabbit tail, red hair, simple background, sitting, smile, solo, strapless, strapless leotard, tail, very long hair, wrist cuffs, zero 95000