One was comparably big and good quality with well-raised letters, and the other was small and bad quality, a private mint coin made in the molds which had originally been used for the 'Eiraku Tsuho coin' but were modified for the 'Keicho Tsuho coin' by changing the letters of 'Eiraku' to 'Keicho.'
一つは大形で文字も整った比較的良質なものであり、もう一つは小型で質も劣悪であり永楽通宝から「永樂」を削除し「慶長」を嵌め込み変造した鋳型を用いたと思われる私鋳銭である。