Kitasato University - Center for Advanced IBD Research and Treatment, Sapporo Kosei General Hospital - IBD Center, Hyogo College of Medicine - Department of Inflammatory Bowel Disease, Yokkaichi Hazu Medical Center - IBD Center, Tokyo Medical and Dental University - Department of Gastroenterology and Hepatology, Hiroshima University Hospital - Department of Endoscopy and Medicine, Kyorin University School of Medicine - Department of Gastroenterology and Hepatology, Fukuoka University Chikushi Hospital - Department of Gastroenterology, Sapporo Medical University - Department of Gastroenterology, Hyogo College of Medicine - Center for Inflammatory Bowel Disease, Iwate Medical University - Division of Gastroenterology, Hirosaki Municipal Hospital - Department of Pathology, Yokohama City University - Department of Data Science, Toho University Sakura Medical Center, Tokyo Medical and Dental University - Department of Gastroenterology and Hepatology, Kitasato University - Center for Advanced IBD Research and Treatment and Independent