1girl, adapted_costume, ahoge, animal_ear_fluff, animal_ears, armpits, arms_up, artist_name, bad_pixiv_id, black_footwear, black_leotard, black_thighhighs, breasts, cleavage, coat, fake_animal_ears, fang, hakui_koyori, hakui_koyori_(1st_costume), high_heels, hololive, lab_coat, 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, smile, solo, strapless, strapless_leotard, tail, thighhighs, thighs, virtual_youtuber, white_coat, wolf_ears, wolf_girl, wolf_tail, wrist_cuffs