1girl, 
yui \(sao-alo\), sword art online, 
hair ribbon, long hair, transparent wings, minigirl, size difference, ribbon, collarbone, detached sleeves, white dress, very long hair, barefoot, fairy wings, dress, mini person, pink flower, small breasts, wings, hair flower, breasts, yellow ribbon, flying, purple eyes, flower, hand in own hair, white sleeves, hair ornament, white wings, looking at viewer, solo, black hair, bare legs, fairy, 
masterpiece, best quality