胸襟 きょうきん Meanings Noun one's heart Kanji 胸 chest. Read as キョウ. 襟 collar. Read as キン. Common phrases 胸襟を開く (きょうきんをひらく) to be frank Words containing 胸襟 胸襟を開く (きょうきんをひらく) to be frank Jinuma: Japanese Dictionary · Word lists