Rule 34 Dev - bass_guitar black_hair blue_eyes blush breasts feet female female_only footwear human human_only instrument k-on! kneehighs long_hair lying mio_akiyama_(k-on!) mouth_hold nipples no_shoes open_clothes open_shirt panties plectrum school_uniform shirt socks soles solo striped striped_panties tacchi_(pixiv) toes underwear|421653720