1girl, ahoge, animal ears, arm up, black necktie, black shirt, book, brown hair, closed mouth, coat, collared shirt, cork, feet out of frame, flask, from side, gloves, hair between eyes, holding, holding book, holding flask, horse ears, horse girl, horse tail, long hair, necktie, open book, open clothes, open coat, red eyes, round-bottom flask, shirt, short hair, sleeves past fingers, sleeves past wrists, smile, solo, standing, sweater, tail, test tube, white gloves, yellow sweater