His genealogy can be traced back to the Seiwa-Genji (Minamoto clan) and he was a descendant of MINAMOTO no Yoshitaka, the seventh son of the Chinju-fu shogun (Commander-in-Chief of the Defense of the North) MINAMOTO no Yoshiie, the head of the Kawachi-Genji (Minamoto clan).
家系は清和源氏の一家系、河内源氏の棟梁鎮守府将軍源義家の7男・源義隆の子孫にあたる。