It is said that he was descended from MINAMOTO no Mitsumasa, from MINAMOTO no Mitsuyoshi, or from MINAMOTO no Yoshitada of the Kawachi-Genji (Minamoto clan) in the Seiwa-Genji (Minamoto clan).
清和源氏の河内源氏源義忠流とも源満政流、源満快流ともいう。