kokkoro (nullcan), akiyama mio, k-on!, painting (medium), traditional media, watercolor (medium), 00s, 1girl, alternate costume, apron, black hair, blue eyes, blunt bangs, blush, clothes lift, curtsey, dress, dress lift, enmaided, female focus, frilled thighhighs, frills, headdress, hime cut, lingerie, long hair, maid, maid apron, maid headdress, petticoat, skirt hold, solo, thighhighs, underwear, zettai ryouiki