1girl, animal_ears, backlighting, banned_artist, bare_shoulders, black_hair, black_shirt, blue_eyes, blush, breasts, cleavage, closed_mouth, collarbone, eishin_flash_(umamusume), hands_on_own_cheeks, hands_on_own_face, horse_ears, horse_girl, horse_tail, huziko32, long_sleeves, looking_at_viewer, medium_breasts, off_shoulder, shirt, shirt_partially_removed, short_hair, smile, solo, tail, umamusume, upper_body