Rule 34 Dev - 1girl arms_behind_back bare_shoulders blonde_hair blush breasts cloud covered_navel day female_focus long_hair looking_at_viewer ocean old_school_swimsuit one-piece_swimsuit open_mouth outdoors red_eyes school_swimsuit sin-go sky solo standing swimsuit tokyo_7th_sisters two_side_up uesugi_u._kyouko water|7384365846