1. Policy Science Unit, Kyoto University, Kyoto, Japan
2. Department of Letters, Tohoku University, Sendai, Japan
3. Nakayama International Center, Osaka Medical College, Osaka, Japan
4. Department of Healthcare Economics and Quality Management, Kyoto University School of Medicine, Kyoto, Japan
5. Religious Anthropology, National Museum of Japanese History, Sakura City, Japan
6. Medical Education Research Center, Tenri Health Care University, Tenri City, Japan