1girl, ?, animal_ears, armpits, blue_one-piece_swimsuit, braid, breasts, brown_hair, covered_navel, ear_covers, gradient_background, grey_background, hokko_tarumae_(umamusume), horse_ears, horse_girl, horse_tail, kibihimi, large_breasts, long_hair, looking_at_viewer, multicolored_hair, one-piece_swimsuit, purple_eyes, school_swimsuit, solo, streaked_hair, swimsuit, tail, tracen_swimsuit, twin_braids, umamusume, wet, wet_clothes, wet_swimsuit, white_hair