1girl, air_groove_(umamusume), animal_ears, bare_shoulders, black_pantyhose, breasts, brown_hair, collar, collarbone, eyebrows_hidden_by_hair, hair_over_one_eye, hair_ribbon, horse_ears, horse_girl, horse_tail, indoors, looking_at_viewer, off_shoulder, open_mouth, pantyhose, purple_eyes, ribbon, shirokuma_a, short_hair, sitting, smile, solo, sweater, tail, tatami, umamusume