1girl, alternate_costume, animal_ears, backlighting, bikini, breasts, gibun_(sozoshu), hairband, haru_urara_(umamusume), horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, navel, no_tail, one_eye_closed, open_mouth, pink_hair, ponytail, red_bikini, red_hairband, simple_background, small_breasts, solo, standing, stomach, striped, striped_bikini, swimsuit, tail, umamusume, white_background