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.
Chollima Movement
Chollima has been used as a brand name for trucks, buses, and tractors in North Korea. One of the lines on the Pyongyang Metro is called Chollima, as is the North Korean national football team. The winged horse has been depicted on North Korean currency starting in 1978, as well as being seen on postage stamps.