These temporary tasks included the provision of a service to build a palace, service daijoe (great thanksgiving), yakubukumai (rice tax levied by the grand shrine), building provincial monasteries, and building high-ranking shrines, and the provision of services or rice listed above was at the time called chokuji or inji kokuyaku (tasks or services imposed by the imperial court).
こうした臨時雑役は、例えば、造内裏役、大嘗会役、役夫工米、造国分寺役、造一宮役などが代表的であり、当時は、勅事国役や院事国役などと呼ばれていた。