Institute
| Asahikawa Medical University |
| Sapporo Medical University |
| Hokkaido University Hospital |
| Teine Keijinkai Hospital |
| Tohoku University Graduate School of Medicine |
| Tohoku Medical and Pharmaceutical University |
| Yamagata University Faculty of Medicine |
| Fukushima Medical University |
| Tochigi Cancer Center |
| Jichi Medical University |
| National Hospital Organization Takasaki General Medical Center |
| Gunma University Hospital |
| Saitama Cancer Center |
| International University of Health and Welfare Narita Hospital |
| National Cancer Center Hospital East |
| Chiba Cancer Center |
| Chiba University Graduate School of Medicine |
| Cancer Institute Hospital of Japanese Foundation for Cancer Research |
| Keio University School of Medicine |
| National Cancer Center Hospital |
| National Center for Global Health and Medicine |
| Departments of Digestive Surgery, Nihon University School of Medicine |
| Tokyo Metropolitan Geriatric Medical Center |
| Tokyo Medical University Hospital |
| Tokyo Women’s Medical University |
| Institute of Science Tokyo Hospital |
| Kyorin University Faculty of Medicine |
| Musashino Red Cross Hospital |
| Tokyo Metropolitan Hospital Organization Tokyo Metropolitan Tama Medical Center |
| The Jikei University School of Medicine |
| The University of Tokyo Hospital |
| Tokyo Metropolitan Cancer and infections Diseases Center Komagome Hospital |
| St.Marianna University School of Medicine |
| Kanagawa Cancer Center |
| Tokai University School of Medicine |
| Yokohama City University Hospital |
| Yokohama City university Medical Center |
| Niigata Cancer Center Hospital |
| University of Toyama |
| International University of Health and Welfare Atami Hospital |
| Shizuoka Cancer Center |
| Shizuoka General Hospital |
| Hamamatsu University School of Medicine |
| Seirei hamamatsu General Hospital |
| Ishikawa Prefectural Central Hospital |
| Kanazawa University Graduate School of Medicine |
| Kanazawa Medical University |
| Nagoya University |
| Aichi Cancer Center Hospital |
| Fujita Health University |
| Mie University hospital |
| Kyoto University Hospital |
| Kyoto Prefectural University of Medicine |
| National Hospital Organization Osaka National Hospital |
| Osaka International Cancer Institute |
| Osaka Metropolitan University |
| Osaka University Hospital |
| Osaka City General Hospital |
| Osaka Rosai Hospital |
| Osaka General Medical Center |
| Kindai University Faculty of Medicine |
| Kansai Medical University Hospital |
| Wakayama Medical University School of Medicine |
| Kobe City Medical Center General Hospital |
| Kobe University Graduate School of Medicine |
| Hyogo College of Medicine |
| Hyogo Cancer Center |
| Kansai Rosai Hospital |
| Nara Medical University |
| Okayama University |
| Kurashiki Central Hispital |
| Hiroshima University Hospital |
| Yamaguchi University Graduate School of Medicine |
| Kagawa University Faculty of Medicine |
| National Hospital Organization Shikoku Cancer Center |
| Ehime Prefectural Central Hospital |
| Center for Liver-Biliary-Pancreatic Diseases, Matsuyama Red Cross Hospital |
| Kochi Health Sciences Center |
| Kochi University |
| National Hospital Organization Kyushu Cancer Center |
| Graduate School of Medical Sciences, Kyushu University |
| National Hospital Organization Kyushu Medical Center |
| Kurume University School of Medicine |
| National Hospital Organization Kokura Medical Center |
| Oita University Faculty of Medicine |
| University of Miyazaki Hospital |
| Kagoshima City Hospital |
| Kagoshima University Hospital |

67 institutes (Aug. 2022)

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