In Songgae-ri, a hotel must offer a specific number of high-end conveniences to earn 5 stars. These can include gourmet restaurants, on-site gyms, saunas and spas, premium bedding, complimentary luxury toiletries and more. What also sets 5-star hotels apart is their exceptional service. You can look forward to things like concierge services, nightly turn-down services and in-room massage. Some may also offer thoughtful touches such as welcome gifts.