Fujita Health University Sep 8 2025 Gastrointestinal (GI) complications, such as postoperative ileus (POI) and intra-abdominal infections (IAI), remain a major concern after radical cystectomy for bladder cancer. Even with advances in surgical techniques, including robot-assisted radical cystectomy with intracorporeal urinary diversion (iRARC), and the adoption of enhanced recovery protocols, these complications continue to affect a substantial proportion of patients. They not only prolong