（As of June, 2019）
Haruhiro Inoue
Professor & Chairman, Digestive Diseases Center, Showa Univ. Koto Toyosu Hospital
Hiroyasu Iishi
Director, Itami City Hospital
Yoshinori Igarashi
Professor, Division of Gastroenterology and Hepatology, Toho Univ. Omori Medical Center
Kazuo Inui
Professor, Dept. of Gastroenterology, Fujita Health Univ. Bantane Hospital
Atsushi Irisawa
Professor & Chairman, Dept. of Gastroenterology, Dokkyo Medical University School of Medicine
Toshiharu Ueki
Professor & Chairman, Dept. of Gastroenterology, Fukuoka Univ. Chikushi Hospital
Haruhiko Ogata
Professor & Director, Center for Diagnostic and Therapeutic Endoscopy, Keio University School of Medicine
Mototsugu Kato
Director, National Hospital Organization Hakodate National Hospital
Takashi Kawai
Professor & Director, Dept. of Gastrointestinal Endoscopy, Endoscopy Center, Tokyo Medical Univ. Hospital
Akiko Shiotani
Professor, Dept. of Internal Medicine, Division of Gastroenterology, Kawasaki Medical School
Shinji Tanaka
Professor & Director, Dept. of Endoscopy, Hiroshima Univ. Hospital / Professor, Endoscopy and Medicine, Graduate School of Biomedical & Health Sciences, Hiroshima Univ.
Kazuhide Higuchi
Professor, Osaka Medical College
Shinsaku Fukuda
Professor & Chairman, Dept. of Gastroenterology and Hematology, Hirosaki University Graduate School of Medicine
Naotaka Fujita
Director, Miyagi Medical Check-up Plaza
Kazuma Fujimoto
Professor, International University of Health and Welfare Graduate School
Takayuki Matsumoto
Professor, Dept. of Internal Medicine, Division of Gastroenterology, Iwate Medical Univ.
Kazunari Murakami
Professor & Chairman, Dept.of Gastroenterology, Oita Univ. Faculty of Medicine
Hironori Yamamoto
Professor & Chairman, Dept. of Medicine, Jichi Medical Univ.
Toru Ito
Professor & Chairman, Dept. of Gastroenterological Endoscopy, Kanazawa Medical Univ.
Kazuichi Okazaki
Professor, Division of Gastroenterology and Hepatology, Internal Medicine 3, Kansai Medical Univ.
Yuko Kitagwa
Professor & Director, Dept. of General and Gastroenterological Surgery, Keio Univ.
Tetsuya Mine
Vice President, Nanasawa Rehabilitation Hospital
