1girl, 2-butani, d, animal_ears, antenna_hair, breasts, brown_hair, cleavage, daiwa_scarlet_(scarlet_nuit_etoile)_(umamusume), daiwa_scarlet_(umamusume), fang, hair_down, hair_intakes, horse_ears, horse_girl, large_breasts, long_hair, looking_at_viewer, official_alternate_costume, official_alternate_hairstyle, red_eyes, smile, solo, tiara, umamusume, upper_body, very_long_hair