1girl, animal_ears, armpits, arms_up, blue_gemstone, blue_one-piece_swimsuit, breasts, brown_hair, cleavage, closed_mouth, collarbone, competition_school_swimsuit, cowboy_shot, daiwa_scarlet_(umamusume), fang, fang_out, from_side, gem, hair_between_eyes, hair_intakes, horse_ears, horse_girl, horse_tail, large_breasts, light_blush, long_hair, looking_at_viewer, one-piece_swimsuit, one_eye_closed, pool, poolside, purple_eyes, school_swimsuit, sidelocks, single_vertical_stripe, skin_fang, solo, solokitsune, standing, stretching, swimsuit, tail, tail_through_clothes, tiara, tracen_swimsuit, twintails, umamusume, very_long_hair, water, wet, wet_clothes, wet_hair, wet_swimsuit