Tanaka H., Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan; Oka S., Department of Gastroenterology, Hiroshima University Hospital, Hiroshima, Japan; Shiotani A., Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School, Okayama, Japan; Sugimoto M., Department of Gastroenterological Endoscopy, Tokyo Medical University Hospital, Tokyo, Japan; Suzuki H., Division of Gastroenterology and Hepatology, Department of Internal Medicine, Tokai University School of Medicine, Isehara, Japan; Naito Y., Department of Human Immunology and Nutrition Science, Kyoto Prefectural University of Medicine, Kyoto, Japan; Handa O., Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School, Okayama, Japan; Hisamatsu T., Department of Gastroenterology and Hepatology, Kyorin University School of Medicine, Tokyo, Japan; Fukudo S., Department of Behavioral Medicine, Tohoku University Graduate School of Medicine, Sendai, Japan; Fujishiro M., Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan; Motoya S., IBD Center, Sapporo Kosei General Hospital, Sapporo, Japan; Yahagi N., Division of Research and Development for Minimally Invasive Treatment, Cancer Center, Keio University School of Medicine, Tokyo, Japan; Yamaguchi S., Department of Surgery, Dokkyo Medical University Nikko Medical Center, Nikko, Japan; Chan F.K.L., Department Medicine and Therapeutics, Institute of Digestive Disease, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong; Lee S.-Y., Department of Internal Medicine, Division of Gastroenterology, Konkuk University School of Medicine, Seoul, South Korea; Li B., Department of Gastroenterology, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China; Ang T.L., Department of Gastroenterology and Hepatology, Changi General Hospital, Duke-NUS Medical School, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore; Abdullah M., Division of Gastroenterology Pancreatobiliary and Digestive Endoscopy, Department of Internal Medicine, Dr. Cipto Mangunkusumo Hospital, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia; Tablante M.C., Department Internal Medicine, Section of Gastroenterology and Hepatology, University of Santo Tomas Hospital, Manila, Philippines; Prachayakul V., Division of Gastroenterology, Department Internal Medicine, Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand; Tanaka S., Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan