In 1461, after Matsuomaru was disinherited, Yoshikado succeeded him as the head of the Shiba clan by order of the shogun Yoshimasa ASHIKAGA as he descended from the Ashikaga clan as well as the Shiba clan, and his great-grandmother was the daughter of Yoshiyuki SHIBA.
松王丸ものちに廃され、義廉は斯波氏と同じ足利氏の一門にて、かつ曾祖母が斯波義将の息女である縁から、寛正2年（1461年）、義政の命により、斯波氏の家督を継承する。