1girl, d, animal_ears, belt, black_footwear, black_jacket, black_shorts, boots, botantouki, breasts, brown_eyes, brown_hair, cleavage, crop_top, dated, hair_over_one_eye, hand_on_own_hip, happy_birthday, horse_ears, horse_girl, horse_tail, jacket, long_hair, long_sleeves, looking_at_viewer, midriff, navel, open_mouth, ponytail, shirt, shorts, smile, solo, stomach, stopwatch, stopwatch_around_neck, tail, thigh_boots, umamusume, vodka_(umamusume), yellow_shirt