足利義政
was a prominently placed figure in Muromachi period and the begin of the Sengoku period. She was daughter of Hino Shigemasa and the official wife of Ashikaga Yoshimasa, the 8th "shōgun" of the Ashikaga shogunate (at first Tomiko was betrothed to Ashikaga Yoshikatsu the 7th shōgun but Yoshikatsu died at age of 10), and the mother of Ashikaga Yoshihisa, the 9th "shōgun". Her efforts in succession dispute are seen as one of the causes of the Ōnin War and led to the begin of the Sengoku period.