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Diamond City Weekly

Living in Korea, explained properly.

Visas, banking, phone plans, taxes and housing — written for people who actually have to do it, and sourced from the published criteria.

Visa

Korea C-4 Visa: Short-Term Work for Up to 90 Days, What Qualifies, How to Apply

The C-4 (short-term employment) visa lets you work in Korea for up to 90 days on a single entry. What activities qualify, how it differs from C-3 and long-term work visas, and the documents you need.

c-4 visa korea — Read guide

What's in this guide

  • C-4 is a single-entry visa for short-term paid work in Korea — temporary performances, lectures, research, technical guidance or service work — with a maximum stay of 90 days.
  • It is issued only from abroad, and simple labour does not qualify. Working on a C-3 tourist or business visa instead is a violation.
  • You typically need a passport, a contract or invitation from a Korean sponsor, and documents for the inviting organisation. Regulations change, so confirm current rules with the issuing embassy.

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