1girl, ;d, animal_ears, armpits, bad_pixiv_id, bare_shoulders, black_shorts, black_sports_bra, breasts, brown_hair, cowboy_shot, daiwa_scarlet_(umamusume), exercise_machine, fang, gym, hair_between_eyes, hair_intakes, horse_ears, horse_girl, horse_tail, indoors, large_breasts, long_hair, looking_at_viewer, midriff, navel, one_eye_closed, open_mouth, red_eyes, short_shorts, shorts, sidelocks, smile, solo, sports_bra, standing, tail, tsubuika_(kxsc7542), twintails, umamusume, very_long_hair