This cluster of papers focuses on the development and application of innovative transgastric surgical techniques, including single-incision laparoscopy, natural orifice transluminal endoscopic surgery (NOTES), and laparoendoscopic single-site surgery. It covers a wide range of procedures such as cholecystectomy, nephrectomy, appendectomy, and colectomy, with an emphasis on scarless or minimally invasive approaches. The cluster also discusses complications, safety measures, and advancements in robotic-assisted transgastric surgery.