公こう共きょう交こう通つう機き関かんMeaningsNoun1. public transportation; public transportKanji used公public共together交mingle通pass through機machine関connected toComposed of公こう共きょうpublic (facilities, service, etc.); communalNo-adjective交こう通つう機き関かん(means of) transportation; transport; transportation facilities; transportation system; transit systemNoun