Rule 34 Dev - 1girl armpits arms_behind_head blue_eyes blue_hair blush breasts headband highres japanese_clothes large_breasts looking_at_viewer muscular muscular_female navel nipples no_bra ponytail ryuuko_no_ken seductive_smile smile snk standby steam sweat todoh_kasumi topless toudou_kasumi tying_hair|14591171790