Moderators:Hiroyuki Isayama(Department of Gastroenterology, Juntendo University Graduate School of Medicine)、Akio Katanuma(Teine-Keijinkai hospital Center for Gastroenterology) Commentator:Hsiu-po Wang(Professor, Department of Internal Medicine, Taiwan University and Hospital, Taipei, Taiwan) Special Remarks:Naotaka Fujita(Miyagi Medical Check-up Plaza)