Six things to sort out before you land.
Many nationalities are exempt through Dec 31, 2026; it is required again from Jan 1, 2027. Official site: k-eta.go.kr
Fill it in online before you land. Free on the official site: e-arrivalcard.go.kr
Get a T-money card at any convenience store. Tap in and tap out.
Google Maps gives limited walking directions in Korea.
Set it up before you leave.
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