熟語JLPT-N1
circulation of money or goods
流 りゅう
りゅうこうfashionableいちりゅうfirst classこうりゅうalternating currentごうりゅうconfluenceちょくりゅうdirect currentでんりゅうelectric currentりゅういき(river) basinかいりゅうocean currentりゅうatmospheric currentりゅうstyleofりゅうつうcirculation of money or goods
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