1. Department of Cardiovascular Medicine, Kobe City Medical Center General Hospital
2. Department of Preventive Medicine and Epidemiologic Informatics, National Cerebral and Cardiovascular Center
3. Department of Public Health and Health Policy, Graduate School of Medicine, The University of Tokyo
4. Department of Heart Failure and Transplantation, National Cerebral and Cardiovascular Center
5. Division of Cardiovascular Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine
6. Department of Cardiology, Kokura Memorial Hospital
7. Department of Cardiology, Tenri Hospital
8. Department of Public Cardiovascular Surgery, Kurashiki Central Hospital
9. Division of Cardiology, Department of Internal Medicine, St. Marianna University School of Medicine
10. Department of Cardiology, Hyogo Prefectural Harima Himeji General Medical Center
11. Department of Cardiovascular Surgery, Nagasaki University Hospital
12. Department of Cardiology, The Sakakibara Heart Institute of Okayama
13. Division of Cardiology, Hirakata Kohsai Hospial
14. Department of Cardiology, Shizuoka City Shizuoka Hospital
15. Division of Cardiology, Saiseikai Kumamoto Hospital Cardiovascular Center
16. Department of Cardiology, Miyazaki Medical Association Hospital Cardiovascular Center
17. Department of Cardiovascular Surgery, Graduate School of Medical Sciences, Kumamoto University
18. Department of Cardiovascular Surgery, Graduate School of Medicine, Kyoto University
19. Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University
20. Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine
21. Department of Primary Medical Science, Daiichi Sankyo Co., Ltd
22. Department of Cardiovascular Surgery, Kansai Medical University
23. Department of Cardiovascular Surgery, National Cerebral and Cardiovascular Center