On the other hand, during the medieval period, the movement to make the uppermost class of the samurai (called Buke-no-toryo: literally, the head of samurai families) join the Kizoku class continued, and entered early-modern times, as family status became fixed, the shogun family and the daimyo (Japanese feudal lord) class formed the Buke (samurai)-kizoku.
一方、中世には、武士階級の最上位層（武家棟梁）が貴族化する動きを継続して見せており、近世に入ると家格の固定に伴って将軍家や大名層が武家貴族を形成した。