He was promoted to become Kogakubo (descendants of one of the Ashikaga families that held the office of the Kanto district administrator) (reign: 1561? - 1562?) and its position was approved by Kanpaku of that time but at the present day he is not included among the successive kubos.
古河公方（在位：1561年？-1562年？）として擁立され、当時の関白にもその地位を承認されているが、現代においては歴代公方には数えない。