こうちょうじゅうにせん 皇朝十二銭 LinksSentence search for 皇朝十二銭Sentence search for こうちょうじゅうにせんKanji details for 皇, 朝, 十, 二 and 銭Edit in JMdict Noun1. twelve coinages minted in Japan during the Nara and Heian periods Discussions Log in to talk about this word.