熟語JLPT-N4
普 ふ
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