Table of Contents 1. A must-know for sauna lovers! What is a "heat wave master"? 2. Not satisfied with automatic heat waves? The unique charm of a heat wave master 3. What is the Heat Wave Master Certification B? 4. Contents of the Heat Wave Master Certification B lecture 5. Impressions and summary of the Heat Wave Master Certification B Hello, Beyond Sauna... Read more [Experience] A must-see for sauna enthusiasts, the first ever held in Western Japan! I took the much-talked-about Heat Wave Master Certification B course!