However, entering the latter half of the eighth century, farmers became hierarchical, and situations to force the change in control based upon the Ritsuryo system, for example, an increase in the farmers to replace those who fled, were created.
しかし、8世紀後半に入ると、百姓階層の分化が始まり、百姓の逃亡が増加するなど、律令支配の転換を迫る状況が生じていった。