1girl, o, bare_arms, bare_shoulders, blush, breasts, casual_one-piece_swimsuit, covered_navel, day, frilled_one-piece_swimsuit, frilled_swimsuit, frills, grey_hair, groin, hair_bobbles, hair_ornament, hand_up, karutamo, large_breasts, long_hair, looking_at_viewer, one-piece_swimsuit, one_side_up, onsen, original, outdoors, parted_lips, red_eyes, sitting, solo, swimsuit, tisshu_(karutamo), tree, water, white_one-piece_swimsuit