Board of Directors
Dept. of Innovative Interventional Endoscopy Research, The Jikei Univ. School of Medicine
Osaka International Cancer Institute
Division of Gastroenterology and Hepatology, Toho Univ. Omori Medical Center.
Professor, Dept. of Medicine, Teikyo Univ. Professor Emeritus, Wakayama Medical Univ.
Dept. of Gastroenterology, Second Teaching Hospital, Fujita Health Univ.
Professor & Chairman, Digestive Diseases Center, Showa Univ. Koto Toyosu Hospital
Dept. of Gastroenterology, Fukuoka University Chikushi Hospital
Kohnodai hospital of National Center for Global health and Medicine
Center for Diagnostic and Therapeutic Endoscopy Keio University School of Medicine
Director, National Hospital Organization Hakodate Hospital
Department of Gastrointestinal Endoscopy, Endoscopy Center
Hiroshima Univ. Hospital.
Osaka Medical College
Director, Hirosaki Univ. Hospital
Miyagi Medical Check-up Plaza
Dept. of Internal Medicine, Saga Medical School
Professor and Chairman, Dept.of Gastroenterology, Oita Univ. Faculty of Medicine
Dept. of Medicine, Division of Gastroenterology, Jichi Medical Univ.
Dept. of Gastroenterological Endoscopy, Kanazawa Medical Univ.
Division of Gastroenterology and Hepatology, The Third Department of Internal Medicine, Kansai Medical University
Tokai Univ. School of Medicine