1girl, alternate_costume, animal_ears, bikini, blush, breasts, brown_hair, cleavage, collarbone, halterneck, herohero_(higashi_no_dou), horse_ears, horse_girl, horse_tail, looking_at_viewer, navel, pink_eyes, sakura_laurel_(umamusume), short_hair, side-tie_bikini_bottom, simple_background, small_breasts, smile, solo, string_bikini, swimsuit, tail, umamusume, white_background