1. Department of Internal Medicine, Shimada Hospital
2. Department of General Internal Medicine, Japanese Red Cross Kumamoto Hospital
3. Department of General Medicine, Aso Iizuka Hospital
4. Department of Hepato-Biliary-Pancreatic Medicine, Federation of National Public Service Personnel Mutual Aid Associations Hamanomachi Hospital
5. Department of General Medicine, Kumamoto Takumadai Rehabilitation Hospital
6. Funabashi Municipal Rehabilitation Hospital
7. Regional Medical Support Center/Emergency & General Medicine, Kumamoto University Hospital