JGA Overview

Name

The Japanese Gastroenterological Association (JGA)

Directors and Board Members

As of April 13, 2023
CHAIRPERSON
Akihito NAGAHARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Juntendo University School of Medicine)
DIRECTORS
Motohiro ESAKI, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine, Saga University)
Yasuhiro FUJIWARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Osaka City University Graduate School of Medicine)
Takanori GOI, M.D., Ph.D. (Professor, Department of Gastroenterological Surgery, University of Fukui)
Takuji GOTODA, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine)
Tadakazu HISAMATSU, M.D., Ph.D. (Professor, Department of Gastroenterology and Hepatology, Kyorin University School of Medicine)
Ryota HOKARI, M.D., Ph.D. (Professor, Department of Internal Medicine, National Defense Medical College)
Hiroki IKEUCHI, M.D., Ph.D. (Professor, Department of Inflammatory Bowel Disease Surgery, Hyogo College of Medicine)
Hiroyuki IMAEDA, M.D., Ph.D. (Professor, Department of Gastroenterology, Saitama Medical University)
Atsushi IRISAWA, M.D., Ph.D. (Professor, Department of Gastroenterology, Dokkyo Medical University)
Shunji ISHIHARA, M.D., Ph.D. (Professor, Department of Internal Medicine II, Shimane University Faculty of Medicine)
Hajime ISOMOTO, M.D., Ph.D. (Professor, Division of Medicine and Clinical Science, Department of Multidisciplinary Internal Medicine, Tottori University Faculty of Medicine)
Takanori KANAI, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Keio University School of Medicine)
Hiromi KATAOKA, M.D., Ph.D. (Professor, Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences)
Takayuki MATSUMOTO, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Iwate Medical University)
Yoshiko NAKAYAMA, M.D., Ph.D. (Professor, Department of Pediatrics, Shinshu University School of Medicine)
Yutaka SAITO, M.D., Ph.D. (Chief and Director of Gastrointestinal Endoscopy, Endoscopy Division, National Cancer Center Hospital)
Akiko SHIOTANI, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School)
Hidekazu SUZUKI, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Tokai University School of Medicine)
Hiroya TAKEUCHI, M.D., Ph.D. (Professor, Department of Surgery, Hamamatsu University School of Medicine)
Masayuki WATANABE, M.D., Ph.D. (Director of the Esophageal Cancer Division, Department of Gastroenterological Surgery, Cancer Institute Hospital of Japanese Foundation for Cancer Research)
Hironori YAMAMOTO, M.D., Ph.D. (Chairman and Professor, Division of Gastroenterology, Department of Medicine, Jichi Medical University)
Takashi YAO, M.D., Ph.D. (Professor, Department of Human Pathology, Juntendo University Graduate School of Medicine)
AUDITORS
Katsuhiko IWAKIRI, M.D., Ph.D. (Professor, Department of Gastroenterology, Nippon Medical School)
Yuko KITAGAWA, M.D., Ph.D. (Professor, Division of General and Gastrointestinal Surgery, Keio University School of Medicine)
Kazunari MURAKAMI, M.D., Ph.D. (Professor, Department of Gastroenterology, Faculty of Medicine, Oita University)
Shinji TANAKA, M.D., Ph.D. (Professor, Department of Endoscopy, Hiroshima University Hospital)

Executive Planning Division

CHAIRPERSON OF THE GENERAL AFFAIRS COMMITTEE
Motohiro ESAKI, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine, Saga University)
CHAIRPERSON OF THE PUBLIC RELATIONS COMMITTEE
Yasuhiro FUJIWARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Osaka City University Graduate School of Medicine)
CHAIRPERSON OF THE FINANCE COMMITTEE
Hiroyuki IMAEDA, M.D., Ph.D. (Professor, Department of Gastroenterology, Saitama Medical University)
DIRECTOR IN CHARGE OF THE RULES COMMITTEE
Ryota HOKARI, M.D., Ph.D. (Professor, Department of Internal Medicine, National Defense Medical College)
CHAIRPERSON OF THE RULES COMMITTEE
Mariko HOJO, M.D., Ph.D. (Senior Associate Professor, Department of Gastroenterology, Juntendo University School of Medicine)
CHAIRPERSON OF THE INSURANCE COMMITTEE
Masayuki WATANABE, M.D., Ph.D. (Director of the Esophageal Cancer Division, Department of Gastroenterological Surgery, Cancer Institute Hospital of Japanese Foundation for Cancer Research)
DIRECTOR IN CHARGE OF THE PERSONNEL COMMITTEE
Takayuki MATSUMOTO, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Iwate Medical University)
CHAIRPERSON OF THE PERSONNEL COMMITTEE
Tetsuji TAKAYAMA, M.D., Ph.D. (Professor, Department of Gastroenterology and Oncology, Tokushima University Graduate School, Institute of Biomedical Sciences)
DIRECTOR IN CHARGE OF THE ELECTION ADMINISTRATION COMMITTEE
Atsushi IRISAWA, M.D., Ph.D. (Professor, Department of Gastroenterology, Dokkyo Medical University)
CHAIRPERSON OF THE ELECTION ADMINISTRATION COMMITTEE
Takuto HIKICHI, M.D., Ph.D. (Professor, Department of Endoscopy, Fukushima Medical University Hospital)
CHAIRPERSON OF THE ETHICS COMMITTEE
Takashi YAO, M.D., Ph.D. (Professor, Department of Human Pathology, Juntendo University Graduate School of Medicine)
CHAIRPERSON OF THE CONFLICT OF INTEREST COMMITTEE
Shunji ISHIHARA, M.D., Ph.D. (Professor, Department of Internal Medicine II, Shimane University Faculty of Medicine)

Academic Planning Division

ACADEMIC PLANNING COMMITTEE
Takuji GOTODA, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine)
CHAIRPERSON OF THE ASSOCIATION AWARD SCREENING COMMITTEE
Hironori YAMAMOTO, M.D., Ph.D. (Chairman and Professor, Division of Gastroenterology, Department of Medicine, Jichi Medical University)
DIRECTOR IN CHARGE OF THE RESEARCH GRANTS COMMITTEE
Takanori KANAI, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Keio University School of Medicine)
CHAIRPERSON OF THE RESEARCH GRANTS COMMITTEE
Takanori GOI M.D., Ph.D. (Professor, Department of Gastroenterological Surgery, University of Fukui)
CHAIRPERSON OF THE GUIDELINES COMMITTEE
Hiromi KATAOKA, M.D., Ph.D. (Professor, Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences)
CHAIRPERSON OF THE GUIDELINES SUBCOMMITTEE (ABNORMAL BOWEL MOVEMENT)
Eikichi IHARA, M.D., Ph.D. (Associate Professor, Department of Gastroenterology and Metabolism, Graduate School of Medical Sciences, Kyushu University)
VICE CHAIRPERSON OF THE GUIDELINES SUBCOMMITTEE (ABNORMAL BOWEL MOVEMENT)
Noriaki MANABE, M.D., Ph.D. (Professor, Division of Endoscopy and Ultrasonography, Department of Clinical Pathology and Laboratory Medicine, Kawasaki Medical School General Medical Center)
CHAIRPERSON OF THE INTERNATIONAL EXCHANGE COMMITTEE
Akiko SHIOTANI, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School)
CHAIRPERSON OF THE ASSOCIATION JOURNAL COMMITTEE OF DIGESTION
Takuji GOTODA, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Medicine, Nihon University School of Medicine)
CHAIRPERSON OF THE ASSOCIATION JOURNAL COMMITTEE OF JJGA
Takayuki MATSUMOTO, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Iwate Medical University)
DIRECTOR IN CHARGE OF THE SPECIALIST SYSTEM COUNCIL COMMITTEE
Akihito NAGAHARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Juntendo University School of Medicine)
CHAIRPERSON OF THE SPECIALIST SYSTEM COUNCIL COMMITTEE
Takatsugu YAMAMOTO, M.D., Ph.D. (Professor, Department of Internal Medicine, Teikyo University School of Medicine)
CHAIRPERSON OF THE CURRICULUM REVIEW SUBCOMMITTEE
Tsuyoshi SUZUKI, M.D., Ph.D. (Clinic Director, Kohoku Clinic)
CHAIRPERSON OF THE EXAM WRITING SUBCOMMITTEE
Takatsugu YAMAMOTO, M.D., Ph.D. (Professor, Department of Internal Medicine, Teikyo University School of Medicine)
CHAIRPERSON OF THE EXPLORATORY COMMITTEE FOR SMALL BOWEL TRANSPLANTATION
Hiroki IKEUCHI, M.D., Ph.D. (Professor, Department of Inflammatory Bowel Disease Surgery, Hyogo College of Medicine)
VICE CHAIRPERSON OF THE EXPLORATORY COMMITTEE FOR SMALL BOWEL TRANSPLANTATION
Hidekazu SUZUKI, M.D., Ph.D. (Professor, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Tokai University School of Medicine)
CHAIRPERSON OF THE JGA STRATEGIC PLANNING COMMITTEE
Yasuhiro FUJIWARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Osaka City University Graduate School of Medicine)
CHAIRPERSON OF THE DIVERSITY IMPLEMENTATION COMMITTEE
Akiko SHIOTANI, M.D., Ph.D. (Professor, Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School)
CHAIRPERSON OF THE BRANCH COMMITTEE
Atsushi IRISAWA, M.D., Ph.D. (Professor, Department of Gastroenterology, Dokkyo Medical University)
DIRECTOR IN CHARGE OF THE JGA-LED RESEARCH COMMITTEE
Akihito NAGAHARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Juntendo University School of Medicine)
CHAIRPERSON OF THE JGA-LED RESEARCH COMMITTEE
Kazuhide HIGUCHI M.D., Ph.D. (Special Adviser, Osaka Medical and Pharmaceutical University)
DIRECTOR IN CHARGE OF THE JGA’S 20TH ANNIVERSARY EXECUTIVE COMMITTEE
Akihito NAGAHARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Juntendo University School of Medicine)
CHAIRPERSON OF THE JGA’S 20TH ANNIVERSARY EXECUTIVE COMMITTEE
Kazuhide HIGUCHI M.D., Ph.D. (Special Adviser, Osaka Medical and Pharmaceutical University)
VICE CHAIRPERSON OF THE JGA’S 20TH ANNIVERSARY EXECUTIVE COMMITTEE
Kunio KASUGAI, M.D., Ph.D. (Professor, Department of Gastroenterology, Aichi Medical University)
CHAIRPERSON OF THE COMMEMORATIVE PUBLICATION SUBCOMMITTEE
Yasuhiro FUJIWARA, M.D., Ph.D. (Professor, Department of Gastroenterology, Osaka City University Graduate School of Medicine)
VICE CHAIRPERSON OF THE COMMEMORATIVE PUBLICATION SUBCOMMITTEE
Hiromi KATAOKA, M.D., Ph.D. (Professor, Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences)

Secretariat

Keiso Shobo Publishing Co., Ltd.
Address:2-1-1 Suido, Bunkyo-ku, Tokyo 112-0005 Japan

Tel: +81-3-5840-6338
Fax: +81-3-3814-6904

Call for Membership Applications

  • Doctors and researchers listed as members of gastroenterology-related professional associations
  • Applications invited for membership in line with the constitutions of related businesses and groups

Process of Establishment

  • April 10, 2004 Founders’ Meeting held, followed by first Board Meeting (establishing the JGA)
  • May 29, 2004 First Board of Trustees’ Meeting was held
  • January 28-29, 2005 1st Annual Congress of the Japanese Gastroenterological Association was held