1. Education Center for Doctors in Remote Islands and Rural Areas Kagoshima University Graduate School of Medical and Dental Science Kagoshima Japan
2. Kampo Medical Center Kagoshima University Hospital Kagoshima Japan
3. Department of Psychosomatic Internal Medicine Kagoshima University Graduate School of Medical and Dental Sciences Kagoshima Japan
4. Pharmacological Department of Herbal Medicine Kagoshima University Graduate School of Medical and Dental Science Kagoshima Japan
5. Department of Oral and Maxillofacial Surgery Kagoshima University Graduate School of Medical and Dental Sciences Kagoshima Japan
6. Department of Physiology, School of Medicine Showa University Tokyo Japan
7. Department of Reproductive Health Nursing, School of Health Science, Faculty of Medicine Kagoshima University Kagoshima Japan
8. Nagashima‐cho National Health Insurance Dental Clinic Kagoshima Japan