The term "toji," written as 杜氏 in Japanese, refers to a person who supervises kurabito, a group of skilled workers responsible for sake brewing, and works as the chief executive brewer at a brewery.
杜氏（とうじ、とじ）とは、日本酒の醸造工程を行う職人集団、すなわち蔵人の監督者であり、なおかつ酒蔵の最高製造責任者をいう。