1girl alternate_costume animal_ears baobaotao bare_shoulders bikini black_bikini blue_hair blush breasts brown_hair cleavage collarbone colored_inner_hair daitaku_helios_(umamusume) ear_covers ear_piercing facial_tattoo fang front-tie_bikini_top front-tie_top hair_between_eyes hair_ornament highres horse_ears horse_girl looking_at_viewer medium_breasts medium_hair multicolored_hair navel piercing simple_background sitting solo swimsuit tattoo umamusume white_background yellow_eyes