Rule 34 Dev - 1girl armpits arms_up ashita_(2010) black_hair blue_eyes blush breasts collarbone competition_swimsuit covered_navel hair_through_headwear hat highleg highleg_one-piece_swimsuit highres idolmaster idolmaster_cinderella_girls large_breasts long_hair one-piece_swimsuit ponytail smile solo standing sugisaka_umi swimsuit|14464536372