Rule 34 Dev - 1girl absurdres armpits arms_behind_head bikini black_hair blush breasts cleavage collarbone hair_ornament hair_tie_in_mouth hairclip highres indoors long_hair looking_at_viewer medium_breasts mizoguchi_keiji mouth_hold navel purple_eyes sakurajima_mai scan seishun_buta_yarou smile solo stomach swimsuit upper_body white_bikini|10920105144