日本にっぽん胸きょう部ぶ外げ科か学がっ会かいMeaningsNoun1. Japanese Association for Thoracic SurgeryKanji used日sun本book胸chest部section外outside科department学study会meetingComposed of日本にっぽんJapanNoun胸きょう部ぶchest; breastNoun外げ科かsurgery (branch of medicine); department of surgeryNoun学がっ会かいlearned society; scientific society; academy; academic meeting; academic conferenceNoun