As it was not worth its face value (100 Kanei-tsuho [coins first minted in 1636 of Kanrei era]) at all in terms of weight, it brought about economic confusion and forging became common.
いずれにしても質量的に額面（寛永通宝100枚分）の価値は全くない貨幣で、経済に混乱を起こし偽造も相次いだという。