Foreigners (except for registered foreigners) must fill out the arrival card, and those who are eligible to register must visit the Immigrations Bureau within 90 days of entry to register. To prevent forged passport entry.
People Also Ask
Please be informed that you need K-ETA approval before boarding the flight or ship bound for the Republic of Korea. You can apply for K-ETA via the K-ETA official website (www.k-eta.go.kr) or mobile App (K-ETA).
Korea still requires masks on public transit, buses, taxis, AND AIRPLANES. So, Korean Air and Asiana will never drop it. Actually, I called KE today and their phone line announcement said you need a mask for CHECK IN, BOARDING, and ON THE PLANE. Masks are not required inside the airport areas.