However, these coins included lots of those that were made privately in China or south-eastern Asia, and in Japan as well, counterfeiters who minted imitations of these coins appeared.
しかし、その中には中国、東南アジアで私的に鋳造された銭貨も相当数混入しており、また日本でもこれらの貨幣を真似て私的に鋳造する者が現れた。