Membership: The Japan Gastroenterological Endoscopy Society (JGES) The Japanese Society of Gastroenterology (JSGE) The Japan Society of Coloproctology (JSCP) The Japanese Gastroenterological Association (JGA) Japan Surgical Society (JSS) The Japanese Society for Artificial intelligence Recent articles: Kudo S-Ichimasa K, et al (co-first authors). Artificial Intelligence System to Determine Risk of T1 Colorectal Cancer Metastasis to Lymph Node. Gastroenterology 2021. Ichimasa K, et al. Risk Stratification of T1 Colorectal Cancer Metastasis to Lymph Nodes: Current Status and Perspective. Gut and Liver 2021.