ふほんせん 富本銭 LinksSentence search for 富本銭Sentence search for ふほんせんKanji details for 富, 本 and 銭Edit in JMdict Noun1. fuhonsen; Japan's first coinage dating to 683 CE, but perhaps never in circulationHistorical term, See also 和同開珎 Discussions Log in to talk about this word.