His sister, Keijuin, was the officially recognized wife of Yoshiharu ASHIKAGA, the 12th shogun of the Muromachi bakufu (Japanese feudal government headed by a shogun), and gave birth to Yoshiteru ASHIKAGA, the 13th shogun, and Yoshiaki ASHIKAGA, the 15th shogun.
妹の慶寿院は室町幕府第12代将軍足利義晴室として室町幕府第13代将軍足利義輝・第15代将軍足利義昭兄弟を生んだ。