noun
isshugin; Edo-period silver coin
A specific type of silver coin minted during the Edo period. The term is primarily encountered in historical contexts.
一朱銀は江戸時代に流通した銀貨の一種です。
The isshugin is a type of silver coin that circulated in the Edo period.
二朱銀 is a silver coin worth two 一朱銀.
Compound of 一 (one), 朱 (a traditional unit of weight/currency), and 銀 (silver). The term directly describes the coin's denomination and material.