1girl, animal_ears, arm_under_breasts, bad_pixiv_id, bare_shoulders, blue_one-piece_swimsuit, blush, bow, breasts, brown_hair, cleavage, closed_mouth, collarbone, competition_school_swimsuit, covered_navel, cowboy_shot, ear_bow, ear_ornament, frown, hair_between_eyes, hair_ornament, hairclip, horse_ears, horse_girl, large_breasts, long_hair, looking_at_viewer, mejiro_dober_(umamusume), one-piece_swimsuit, purple_eyes, school_swimsuit, sidelocks, simple_background, solo, standing, swimsuit, tracen_swimsuit, umamusume, white_background, zeatto