To transfer E2 visa to F2 visa, below document are needed. Fee is 50 thousands won.
1)Original Marriage certificate issued in USA / 미국에서 혼인 증명서
2)Original marriage certification issued in Korea/한국 혼인 증명서
3)wife's Id card/한국인 주민등록증
4)Alien card( Husband)/외국인 등록증
5)Passport ( Husband)/외국인여권
7)copy of proof of employment/재직증명서
Proving your financial condition
8)Bank Balance/은행 잔고증명서
9) Rental Contract/집계약서
F2 visa is one year valid and you have to renew F2 visa every year.
Once you have F2 visa, you can teach without submitting any documents to Korea Immigration office.
Should you have further questions, please feel free to email it to me.