一いっ笑しょう千せん金きん

expression

a beautiful woman's smile is worth a thousand pieces of gold; enchanting smile of a glamorous woman

A yojijukugo (four-character idiom) used to praise the captivating smile of a beautiful woman, implying it is priceless. Literary and somewhat old-fashioned; not used in everyday conversation.

• 彼かの女じょの笑え顔がおはまさに一いっ笑しょう千せん金きんだ。

  Her smile is truly worth a thousand pieces of gold.