1girl, against_wall, animal_ears, arm_under_breasts, bare_shoulders, black_one-piece_swimsuit, blush, braid, breast_hold, breasts, cleavage, collarbone, competition_swimsuit, crown_braid, ear_ornament, grey_hair, heavy_breathing, horse_ears, hukahito, large_breasts, long_hair, looking_at_viewer, mejiro_ardan_(umamusume), one-piece_swimsuit, parted_lips, skindentation, solo, strap_slip, swimsuit, tracen_swimsuit, umamusume, upper_body, very_long_hair, wet, wooden_wall