日本硬币涵盖早期铸币、江户时期货币制度、明治货币现代化、现代日元面额与纪念币项目。
打开the Japan Coin Encyclopedia.
历史时期
Proto-currency, Ancient cast coinage, Medieval currencies, Edo tri-metal system, Meiji modernization, Imperial-era yen, Postwar yen, Current programs
面额
Mon, Ryo, Bu, Shu, Monme, Yen, Sen, Rin, Current Yen, 纪念币（Mon, Ryo, Bu, Shu, Monme, Yen, Sen, Rin, Current Yen, Commemoratives）
主要系列
Wado Kaichin, Kanei Tsuho, Keicho Koban, Meiji 银币 Yen, Modern Circulating Yen（Wado Kaichin, Kanei Tsuho, Keicho Koban, Meiji Silver Yen, Modern Circulating Yen）