4girls animal_ears blue_eyes blush breasts cleavage closed_eyes collarbone commentary_request daiichi_ruby_(umamusume) daitaku_helios_(umamusume) detached_sleeves fang hair_ornament holding_hands horse_ears horse_girl horse_tail k.s.miracle_(umamusume) long_hair medium_breasts medium_hair momose_sumomo multiple_girls simple_background tail umamusume uniform white_background yamanin_zephyr_(umamusume)