Anyway, due to the limited materials available today, his career before an officer of the Tsugaru clan including a place of his origin and detailed achievements after starting to serve for the Tsugaru clan are not clear.
いずれにせよ現時点での資料では、出身地等の津軽氏仕官以前の経歴および津軽氏に仕えてからの詳しい実績等は不詳とせざるを得ない。