1girl, animal_ears, ass, blush, brown_hair, buruma, daiwa_scarlet_(umamusume), feet, from_behind, gym_shirt, gym_uniform, hair_intakes, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, looking_back, no_shoes, parted_lips, red_buruma, red_eyes, ryou_(ryoutarou), shirt, simple_background, socks, soles, solo, squatting, tail, tiara, tiptoes, tracen_training_uniform, twintails, umamusume, very_long_hair, white_background, white_socks