At the beginning of the Muromachi period, the introduction of the hanzei system (the system where the Muromachi bakufu allowed military governors or Shugo to collect half of the taxes from manors and demesnes as military funds) further encroached on ryoke's vested interests.
室町時代に入ると、守護に直接、荘園からの年貢徴収を認める半済が行われるようになり、領家の権益はさらに奪われていった。