According to general historical science, it is thought that Sadayori ROKKAKU, a brother of Ujitsuna, succeeded the family estate and that his descendants later succeeded the estate in later times.
歴史学の一般的な通説においては、氏綱の弟の六角定頼が家督を継承し、以降定頼の子孫が六角氏の家督を継いだと考えられている。