For several days, South Korea has been asking for more information and therefore more documents if you request an electronic Visa (eVisa / K-ETA) for a tourist trip.
The additional documents requested vary depending on whether you are a Student, Employee, Self-employed, etc.
To find all the details, do not hesitate to refer to our page https://www.visatravel.fr/visas/coree-du-sud/ in the Documents to Provide tab.
Or contact us on 01 42 25 13 65