In the 12th century, Ikkoku heikinyaku (taxes and labor uniformly imposed on shoen (manor) and kokugaryoi (provincial land) in a province) called 'shichikakuji' or 'hakkakuji' such as yakubukumai (a special kind of taxation on rice levied by the grand shrines) of Ise Jingu Shrine, zodairi-yaku (a public duty), service of daijoe (Great Thanksgiving), zononomiyayaku, kugyochokushiyaku and so on were established.
12世紀に入ると、伊勢神宮役夫工米・造内裏役・大嘗会役・造野宮役・公卿勅使役など「七箇公事」「八箇公事」と称される一国平均役が成立することになった。