Daimyo in the Sengoku period racked their brains to prevent rebellion, considering that, when yori-ko (寄騎・寄子), territory owners were allowed to be integrated into yori-oya (寄親), the power of the yori-oya could become too big..
戦国大名たちは、在地の土豪である寄騎・寄子を寄親の家臣団に組み込ませると、寄親の力が大きくなりすぎるため、謀反の防止の観点から腐心した。