JLPT-N1
connoisseur
通 つう
こうつうtrafficつうusuallyきょうつうcommonnessつうpassage throughつうがくcommuting to schoolつうこうpassageつうじるto run toつうしんcorrespondenceかいつうopeningこうつうかんtransportation facilitiesちょくつうdirect communicationつうcurrencyつうきんcommuting to workつうずるto run toつうnoticeつうちょうpassbookつうやくinterpretationつうようpopular useつうpassageつうsuspensionつうconnoisseurつうじょうcommonりゅうつうcirculation of money or goods