• Please note that once your order is confirmed, you cannot change the date or cancel for convenience• Enter within 1 hour of the time selected during your reservation. For example, if you reserved a 10:00 am ticket on 7/1, you must enter by 11:00 am on 7/1. If you're running late, please notify the staff• Depending on crowd levels, you may need to wait before entering, so allow plenty of time• If you arrive before your reserved time, the entrance gate will remain closed, and you will need to wait outside• Re-entry is not allowed. Once you take the elevator from the observation deck to the lower floors (ground floor), you cannot return to the observation deck• Due to the building's structure, stairs are required to access the rooftop deck from the 5th-floor observation deck. Please note that wheelchair access to the rooftop deck is not available for safety reasons• Please check the official website for other services and important information regarding admission. *Please note that the method of using the tickets is different.