Rule 34 Dev - 2girls absurdres back-to-back blue_eyes bocchi_the_rock! brown_eyes brown_hair crossover cube_hair_ornament cynical_(llcbluckg_c004) electric_guitar gibson_les_paul gotoh_hitori guitar hair_ornament highres hirasawa_yui instrument k-on! manga_time_kirara multiple_girls pink_hair shadow|17776212831