1. Department of Gastroenterological Surgery Tokyo Medical University Ibaraki Medical Center Ami Japan
2. Kidney Transplant Surgery Sapporo City General Hospital Sapporo Japan
3. Hepato‐Biliary‐Pancreatic Surgery Division Artificial Organs and Transplantation Division Department of Surgery Graduate School of Medicine The University of Tokyo Tokyo Japan
4. Department of Surgery National Hospital Organization Chibahigashi National Hospital Chiba Japan
5. Department of Surgery and Science Graduate School of Medical Sciences Kyushu University Fukuoka Japan
6. Department of Surgery JCHO Sendai Hospital Sendai Japan
7. Department of Renal Surgery and Transplantation Jichi Medical University Hospital Shimotsuke Japan
8. Department of Advanced Technology for Transplantation Osaka University Graduate School of Medicine Suita Japan
9. Department of Cardiovascular Surgery Graduate School of Medicine The University of Tokyo Tokyo Japan
10. Department of Gastroenterology and Metabolism Division of Frontier Medical Science Programs for Biomedical Research Graduate School of Biomedical Science Hiroshima University Hiroshima Japan
11. Department of Nephrology School of Medicine Faculty of Medicine Toho University Tokyo Japan
12. Center for Kidney Disease and Transplantation Akita University Hospital Akita Japan
13. Department of Paediatric Surgery Kanazawa Medical University Kahoku Japan
14. Department of HPB and Breast Surgery Ehime University Graduate School of Medicine Toon Japan
15. Department of Gastroenterological Surgery Okayama University Graduate School of Medicine Dentistry and Pharmaceutical Sciences Okayama Japan
16. Department of Gastroenterological Surgery Osaka University Graduate School of Medicine Suita Japan
17. Department of Surgery School of Medicine Keio University Tokyo Japan
18. Division of Virology Department of Infection and Immunity Jichi Medical University School of Medicine Shimotsuke Japan