When the Sengoku Period started, this movement became more conspicuous, and some shoke were loyal and obedient to the employer's household while some shoke started to overwhelm the employer's household, control the domestic economy of the employer's household, and expel the employer's household and commit Gekokujo (supplanting of a lord by his retainer).
特に戦国時代に入ると、その動きはより顕著となり、庶家の中にも主家に忠実かつ従順な者もいる一方で、主家を圧倒する者や主家の家政を牛耳る者、主家を追放し下剋上を起こす者も登場するようになった。