jepang.org/en/vocabulary/%E8%83%B8%E8%A5%9F%E3%82%92%E9%96%8B%E3%81%8F
Reference page for the Japanese idiom 胸襟を開く, providing meaning, readings, stroke sequences, and related vocabulary with audio. Suitable for advanced learners studying JLPT N1 and proverbs.