1girl, ahoge, animal ear fluff, animal ears, armpits, arms up, black footwear, black leotard, black thighhighs, breasts, cleavage, coat, fake animal ears, fang, hakui koyori, high heels, hololive, labcoat, legs, legs up, leotard, long hair, new year, null suke, off shoulder, one eye closed, open mouth, pink eyes, pink hair, playboy bunny, rabbit ears, shoes, simple background, smile, solo, strapless, strapless leotard, tail, thighhighs, thighs, transparent background, virtual youtuber, white coat, wolf ears, wolf girl, wolf tail, wrist cuffs