noun
master of sake; sake advisor
A professional title for someone with deep knowledge of sake, often involved in tasting, selection, and advising. Related to 酒匠.
See also: 酒匠
彼は利酒師の資格を持っている。
He holds a qualification as a master of sake.
利酒師が選んだ日本酒を試飲できるイベントです。
It's an event where you can taste sake selected by a sake advisor.