公こう開かい討とう論ろん会かいMeaningsNoun1. open forumKanji used公public開open討attack to kill論argument会meetingComposed of公こう開かいopening to the public; making available to the public; exhibiting; unveiling; release (of a film, information, etc.); disclosure; publicationNoun討とう論ろんdebate; discussionNoun会かいmeeting; assembly; party; gathering; conference; athletic meet; society; association; clubNoun