As the difference in the value of the copper coins became a problem, the sengoku daimyo (Japanese territorial lord) in the Sengoku period often issued ordinances called Erizenirei, which banned differentiating the good coins and bad coins.
この銅銭の品質の違いによる価値のばらつきは問題になっており、戦国時代(日本)には戦国大名が良銭と悪銭の区別を禁ずる撰銭令を発出することもしばしば見られた。