琴きん瑟しつ相そう和わ

noun, noun or participle which takes 'suru'

marital harmony; intimate and harmonious couple

A yojijukugo describing a married couple living in perfect harmony, like the blending of two musical instruments. Often used in formal or literary contexts.

See also: 琴瑟相和す

• あの夫ふう婦ふはまさに琴きん瑟しつ相そう和わの仲なかだ。

  That couple is truly in perfect marital harmony.

• 結けっ婚こん式しきのスピーチで「琴きん瑟しつ相そう和わ」という言こと葉ばを使つかった。

  I used the phrase 'kinshitsu sōwa' in my wedding speech.