Korean yen
The Korean yen was the currency of Korea between 1910 and 1945. It was equivalent to the Japanese yen and consisted of Japanese currency and banknotes issued specifically for Korea. The yen was subdivided into 100 sen. It replaced the Korean won at par and was replaced by the South Korean won and the North Korean won at par.
2017 Seongnam FC season
"After the match against FC Cartagena, Seongnam FC squad return to South Korea, arriving on 23rd Feb 2017."* Currency is Korean Won."