1. Division of Comprehensive Sleep Medicine Tokyo Women’s Medical University Tokyo Japan
2. Department of Cardiology Tokyo Women’s Medical University Tokyo Japan
3. Department of Oral and Maxillofacial Surgery Tokyo Women’s Medical University Tokyo Japan
4. Department of Psychiatry Tokyo Women’s Medical University Tokyo Japan
5. Department of Clinical Laboratory National Institute of Mental Health National Center of Neurology & Psychiatry Tokyo Japan
6. Department of Sleep‐Wake Disorders National Institute of Mental Health National Center of Neurology & Psychiatry Tokyo Japan
7. Clinical Research Institute National Hospital Organization Kyoto Medical Center Fukakusa Japan
8. Clinical Research Institute National Hospital Organization Yokohama Medical Center Yokohama Japan