In the Sengoku period (period of warring states), the emerging power resulted from the fall of Shugo daimyo (feudal lords) along with gekokujo (an inverted social order when the lowly reigned over the elite), or on the other hand, Sengoku daimyo (Japanese territorial lord in the Sengoku period) from old Shugo daimyo, who sloughed off the Shugo-ryogoku system (system that a Shugo dominates a manor) and established the government of the domain appeared as new rulers.
戦国時代_(日本)に入ると、下剋上による守護大名の没落に伴う新興勢力、あるいは逆に領内支配の確立して守護領国制を脱却した旧守護大名による戦国大名が新たな支配者として浮上する。