Google Maps doesn't work too well in Korea, but we've got you covered! Use this link to find it on Google Maps: Pria Wedding https://goo.gl/maps/oBJLHVMEoCaEaRCz9 And here is the address in Korean: 대구 수성구 청호로 225 프리아웨딩
Don't worry! South Korea has no COVID-19 testing, proof of vaccination, or quarantine requirements for entry to Korea.
Taking a direct flight to Daegu is the closest, but there are other options! From Busan(Kimhae) airport, it will takes 70mins by Limousine bus. From Incheon airport, it will takes 5hrs by Limousine bus or 1hr subway to Seoul & 2hrs train to Daegu.
No you do not, but you will need to register with K-ETA. It takes a minute to register and results are ready in a couple of days. Registration can be done here: https://www.k-eta.go.kr/portal/apply/index.do?locale=EN