If you are a foreign tourist who has just arrived in Korea, what is the first problem you need to solve after arriving in Korea? Of course, it's exchanging currency into South Korean Won. This is what we commonly refer to as "changing money." Have you ever paid attention to what is actually on the Korean currency that frequently passes through people's hands? Perhaps because the Korean currency remains in tourists' view for only a short time, it hasn't caught much attention. Today, I invite you to join me in taking a closer look at the Korean currency.