3girls alternate_costume animal_costume animal_ears antlers bell belt belt_buckle black_belt black_gloves blue_eyes blush box braid braided_ponytail breasts brown_hair buckle capelet chibi christmas christmas_lights christmas_ornaments christmas_tree cleavage fang food fur-trimmed_capelet fur-trimmed_gloves fur_trim gift gift_box gloves green_hairband grey_hair hair_between_eyes hairband hat holding holding_food hood hooded_capelet horse_ears horse_girl horse_tail long_hair minigirl multiple_girls oguri_cap_(umamusume) open_mouth pom_pom_(clothes) red_capelet red_headwear reindeer_antlers reindeer_costume santa_costume santa_hat smile super_creek_(umamusume) tail tamamo_cross_(umamusume) turkey_(food) umamusume unowen