Korean currency
The yen was the currency of Korea during the Colonial rule, from 1910 to 1945, and was issued by the Bank of Joseon It was equivalent to the Japanese yen and consisted of Japanese currency and banknotes issued specifically for Korea. It was replaced by the South Korean won at par in 1945, and by the North Korean won in 1947.
Korean currency
Korean currency dates back as far as the Goryeo dynasty (918–1392) when the first iron coins were minted. During that period, even though some imported Chinese currency was also in circulation, commodity currency such as grain and linen continued in general circulation.