Etymology of the Korean currencies
The won is the currency of both North and South Korea. "Won" is a cognate of the Chinese currency unit, the yuan (//), and the Japanese currency unit, the yen (; ¥), meaning "round object". The won is subdivided into 100 jeon ().
North Korea–Russia relations
In May 2014 Russia and North Korea have agreed to settlements in rubles in all trade between the two countries. The first transactions in rubles between Russia and North Korea were carried out in October 2014.