Rule 34 Dev - 1girl 22/7 arm_up artist_name bikini blush collarbone cowboy_shot frilled_bikini frills grey_eyes grey_hair highres hiiragi_tsubomi leg_up looking_at_viewer medium_hair nanairo_(nanairo227) navel purple_bikini smile solo standing standing_on_one_leg swimsuit white_background|22925845683