noun
knife money; ancient Chinese bronze coin shaped like a straight razor
Historical term for a type of bronze coin used in ancient China, shaped like an opened straight razor.
刀銭は中国古代の青銅貨幣の一種である。
Knife money is a type of bronze coin from ancient China.
From Chinese 刀錢／刀钱 (dāoqián), literally 'knife coin'. The Japanese reading is on'yomi.