Grand Tutor
Historical Chinese title; second of the top three civil positions in the Zhou dynasty. Rare in modern Japanese outside historical contexts.
In the Zhou dynasty, the Grand Tutor was responsible for the emperor's education.
Minister of the Left
Japanese historical title used in the Nara and Heian periods. Equivalent to 左大臣, but the term 太傅 itself is rare and mostly found in historical texts.
See also: 左大臣
In the Nara period, the Grand Tutor referred to the same office as the Minister of the Left.