yukichin, nui sociere, nui sociere (10th costume), nijisanji, 1girl, black bow, blonde hair, blush, book, book stack, bow, breasts, brown shoes, chair, charm (object), chibi, cleavage, coat, desk, earrings, fang, full body, hand on own face, hand up, jewelry, leg warmers, looking at viewer, on chair, open clothes, open coat, red bag, school desk, shirt, shoes, short hair, single leg warmer, sitting, skin fang, solo, transparent background, virtual youtuber, white coat, white leg warmers, white shirt, yellow eyes