頭ず脳のう明めい晰せきずのうめいせきMeanings1noun, na-adjectiveclearheaded; sharp-minded; brilliant mindyojijukugo (four-character idiom)›A yojijukugo describing someone with a lucid, penetrating intellect. Often used in formal or written contexts to praise mental acuity.彼かれは頭ず脳のう
