Rule 34 Dev - 00s 3girls 4boys art_brush awara_chikako bad_id bad_pixiv_id belt colored_pencil closed_eyes ga_geijutsuka_art_design_class glasses helmet homura_(ga) mizubuchi multiple_boys multiple_girls notebook paint paintbrush pencil skirt skull sweetholic tomokane-oniisan uozomi wooden_pencil yasumura|1337483511