1girl, animal_ears, bare_back, bare_shoulders, black_hair, blue_dress, blue_eyes, blue_skirt, blush, breasts, cosplay, dress, ear_scrunchie, eishin_flash_(umamusume), grey_background, horse_ears, horse_girl, horse_tail, komb, large_breasts, looking_at_viewer, looking_back, mejiro_dober_(umamusume), mejiro_dober_(umamusume)_(cosplay), mejiro_dober_(vacation_safir)_(umamusume), outstretched_arms, short_hair, simple_background, skirt, solo, tail, umamusume, upper_body