Buichi-gin of shotoku-gin, which was an income of ginza when cho-gin was cupellated from cupellated silver and collected old silver, was reduced to 3% of minted amount that is the same as that of keicho-gin, and it was impossible to make a profit by reminting because they had to cupellate to upgrade karat, causing ginza and joze financial crisis.
灰吹銀および回収された旧銀から丁銀を吹きたてる場合の銀座の収入である分一銀（ぶいちぎん）は正徳銀では慶長銀と同じく鋳造高の3%に引き下げられ、品位を向上させる吹替えのため改鋳利益も得られず銀座役所、常是役所伴に困窮したという。