kegs of sake; a lot of sake
Literary or historical term referring to a large quantity of sake, often measured in 斗 (to; about 18 liters). Not used in everyday conversation; appears in classical texts or set phrases.
He drank with the vigor of one who wouldn't refuse even a keg of sake.
「斗酒なお辞せず」は、大酒を飲む豪快さを表す故事成語だ。
The phrase 'toshunaojisezu' is a classical idiom describing a heroic capacity for drinking.