涼すずしい顔かお

expression, noun

nonchalant air; unruffled look; acting innocent

Describes someone who looks calm and unaffected, often when they should feel guilty, embarrassed, or concerned. Frequently used in the phrase 涼しい顔をする.

• 彼かれは遅ち刻こくしたのに、涼すずしい顔かおで会かい議ぎに参さん加かした。

  Even though he was late, he joined the meeting with a nonchalant look.

• 妹いもうとはいたずらをしたのに、涼すずしい顔かおをしている。

  My little sister is acting innocent even though she played a prank.