開かい港こう場ばMeaningsNoun1. open port; treaty portOther readings開かい港こう場じょうKanji used開open港port場locationComposed of開かい港こうopening a port (seaport, airport, etc.); starting operations at a port; opening a port to foreign vessels or tradeNoun場ばplace; spot; space; field; discipline; sphere; realm; occasion; situation; scene (of a play, movie, etc.); …Noun