1girl absurdres alternate_breast_size alternate_costume animal_ears blush breasts brown_hair cero_rains cleavage closed_mouth commentary_request dress ear_ornament grey_dress grey_footwear highres holding horse_ears horse_girl horse_tail huge_breasts jewelry large_breasts long_hair looking_at_viewer multicolored_hair red_eyes ring sirius_symboli_(umamusume) solo streaked_hair tail umamusume very_long_hair wedding_ring white_background white_hair