1girl, d, animal_ears, bare_arms, bare_shoulders, beach, bikini, black_hair, breasts, brown_eyes, cleavage, collarbone, groin, hair_between_eyes, halterneck, horse_ears, horse_girl, horse_tail, kitasan_black_(umamusume), looking_at_viewer, medium_breasts, mismatched_bikini, navel, open_mouth, short_hair, side-tie_bikini_bottom, smile, solo, stomach, string_bikini, swimsuit, tail, thighs, uine_(bobhairshuki), umamusume, wading, water