In Kwang Chon, a hotel must provide a certain number of upscale conveniences to be rated 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 guest-centric service. You can look forward to things like in-room massages, nightly turn-down services and concierge services. Some may also offer extra touches like a welcome gift.