Yokohama City University - Division of Cardiology, Kawasaki Medical School - Department of General Internal Medicine, Uchiyama Clinic, Yokota Naika, Tokutake Iin, Wakasa Medical Clinic, Hiramitsu Heart Clinic, Shizuoka Cancer Center, Jinnouchi Hospital Diabetes Care Center, Kakuda Iin, Hayashi Clinic, Kawai Naika Clinic, Sugawara Clinic, Fuji Health Promotion Center, Kumamoto University - Department of Cardiovascular Medicine, Kumamoto University, Tottori University Graduate School of Medical Science - Institute of Regenerative Medicine and Biofunction, University of Ryukyu, Yokohama City University - Division of Cardiology, Nara Medical University - Department of Cardiovascular Medicine and National Cerebral and Cardiovascular Center Research Institute