How to apply for an Alien registration card in South Korea.
Foreigners with a visa for more than 90 days in Korea must register foreigners WITHIN 90 DAYS after entering the country. Following registration as a foreigner, you will receive an “Alien Registration Card” with a 13-digit Alien Registration Number. If you have an Alien Registration Number, YOU CAN RECEIVE THE SAME SUPPORT AS KOREAN CITIZENS in medical care, web shopping, etc.