Rule 34 Dev - 1girl ass barefoot bikini black_hair blue_bikini blue_eyes blush breasts commentary_request feet hairband highres hu_sea idolmaster idolmaster_cinderella_girls jacket long_hair looking_at_viewer looking_back medium_breasts sagisawa_fumika sideboob simple_background soles solo swimsuit thighs toes underboob white_background|9953898201