It is also said that Yoshimori became Yoshitsune's retainer during the time when Yoshitsune was going to Hiraizumi-cho after leaving Mt. Kurama; however, they are just described in the tale and it is not clear where they originally came from.
義経が鞍馬山を出て平泉町へ向かう途中でその家来となったとされるが、いずれも物語中での話であり実際の出自は不明。