noun
pure heart; heart free of evil
Classical Japanese noun; used in literary or poetic contexts to describe a morally pure, untainted heart. In modern Japanese, the concept is more commonly expressed with phrases like 心が清い or 清らかな心.
古歌には「心清し」という言葉がよく見られる。
The phrase 'kokoro kiyoshi' (pure heart) is often seen in classical poetry.