1girl, black_hair, christmas, confetti, dress, ear_covers, fur-trimmed_dress, fur-trimmed_headwear, fur_choker, fur_trim, gift, hair_over_one_eye, hat, holding_party_popper, horse_girl, horse_tail, inui_(inuiw_), long_hair, looking_at_viewer, merry_christmas, party_popper, purple_eyes, red_dress, red_headwear, rice_shower_(umamusume), santa_costume, santa_dress, santa_hat, single_ear_cover, solo, strapless, strapless_dress, streamers, tail, thighhighs, tilted_headwear, umamusume