I had my first-ever onsen, massage, wellness, and spa experience in KL. Introducing "Billion Onsen & Aesthetics," located near KLCC, which I visited on a weekend. The price offers excellent value with ultimate services and facilities. For us, it was an experience of relaxation and body therapies that helped us feel healthier and relieve stress. It's easy to get to, so you can stop by. Plus, the service staff are very helpful and provide excellent advice.