Especially, Yoshitsune's having received the title from the court without asking for his master's permission was deemed serious, because this act threatened the existing base of Yoritomo, who was not yet in the position to grant titles.
特に前者の許可無く官位を受けたことは重大で、まだ官位を与えることが出来る地位に無い頼朝の存在を根本から揺るがすものだった。