Through hanzei (the system in the Muromachi period where the Muromachi bakufu allowed shugo to collect half of the taxes from manors and demesnes as military funds), shugo in the Muromachi period realized wider and stronger ichien control of lands than jito of the Kamakura period, and as a result, the Shugo-Ryogoku system (the system wherein a shugo dominates a manor) was established and shugo became shugo daimyo (military governors).
室町期の守護は、半済などを通じて、鎌倉期の地頭以上に土地支配の一円化を実施していき、守護領国制の形成と守護の守護大名化が進んでいった。