Here are the following category and types of visas that will allow you to perform or start a business in Korea:

F-series Visas (family visas)

1. F-4 Overseas Korean Visa – Have Korean ancestry on at least one side of your family

2. F-6 Marriage Visa – Marry a Korean

3. F-5 Permanent Residence Visa – Live in Korea long enough (over 5 years) and have the necessary points (TOPIK score, income, savings, education level, etc.) to qualify

D-series Investment Visas (money required)

4. D-8-1 Foreign Investment Company Visa – Invest 100 million KRW in a company

Maximum stay: 5 years

5. D-8-3 Unincorporated Enterprise Visa – Invest 300 million KRW in a Korean-run business

Maximum stay: 5 years

D-series Startup Visas (IP required)

6. D-8-2 Business Venture Visa – Establish a venture based on advanced technology (copies of patent card, utility model registration Card, Design Registration Card for Intellectual Property Right Holders) and have it confirmed as a venture according to Article 25

Maximum stay: 2 years

7. D-8-4 Technology and Business Startup Visa – Found a tech company and hold a Bachelor’s Degree. Provide evidence through a point-based system (copies of patent card, utility model registration Card, Design Registration Card for Intellectual Property Right Holders) and have it confirmed as a venture according to Article 25

Maximum stay: 2 years