之前有但是covid暂停最近刚恢复
https://en.wikipedia.org/wiki/Visa_policy_of_South_Korea 30-day visa exemption[edit] Non visa-exempt nationals who are in transit through South Korea are visa-exempt for 30 days, provided they hold a physical visa or a residence permit issued by the following countries, and meet one of the routing requirements: They are directly arriving in South Korea from one of these countries and going to a third country, or directly leaving South Korea to one of these countries after arriving from a third country; or, They are arriving in South Korea from one of these countries and have transited in a fourth country for less than 72 hours before entering South Korea, and continuing to a third country; or, They are leaving South Korea after arriving from a third country to one of these countries and will be transiting in a fourth country for less than 72 hours.[1]
Australia1
Canada
New Zealand
United States 1 - Holders of e-visas or e-resident permits are only permitted visa-free entry if they depart from Australia. This policy does not apply to the following nationalities:[38]
Afghanistan
Bangladesh
Cameroon
Cuba
Egypt
Gambia
Ghana
Iran
Iraq
Kosovo
Kyrgyzstan
Myanmar
Nepal
Nigeria
Pakistan
Palestine
Senegal
Somalia
Sri Lanka
Sudan
Syria
Uzbekistan