Yes. You can apply for KETA even if you have not completed your hotel reservation.
However, you must enter the address and contact information of your expected place of stay in Korea, so please provide the details of the accommodation you plan to use.
If your accommodation changes after KETA approval, you can update the address and contact information of your place of stay.
If you are planning a trip to Korea, enter the required information accurately and apply for KETA.