Yukikuni also served Sekkan-ke (the families which produced regents) like his grandfather, but very few historical materials are left about his subsequent behavior and it is assumed that Tada-Genji reduced its power after Akikuni was exiled.
行国も父祖に同じく摂関家に仕えたが、その行動について記した史料は乏しく、明国の配流の影響で多田源氏が勢力を衰微させていたことが窺われる。