Rule 34 Dev - 10s bad_id bad_pixiv_id black_hair bow brown_eyes brown_serafuku brown_skirt drumsticks extra hair_bow half_updo hibike!_euphonium ice2002 open_mouth pleated_skirt sailor_collar sakai_masako school_uniform serafuku short_hair signature simple_background skirt solo white_background white_sailor_collar|8128886337