Rule 34 Dev - 1girl ;o aa211108 armpits arms_up black_skirt blush breasts brown_hair collarbone idolmaster idolmaster_cinderella_girls large_breasts one_eye_closed red_shirt sato_shin shirt sideways_glance simple_background skirt sleeveless sleeveless_shirt solo stretching twintails white_background yawning|21920867397