Kohtaro Eguchi, MD, PhD, is a head and neck surgeon at the National Cancer Center Hospital, Tokyo, Japan. His clinical expertise includes complex head and neck oncology and skull base surgery. Dr. Eguchi’s research focuses on improving surgical outcomes and perioperative care through implementation science, real-world data analysis, and perioperative pathway optimization in head and neck cancer. He has authored multiple peer-reviewed publications, including work in Annals of Surgical Oncology, and actively collaborates in international research networks. His current interests include surgical complication science, perioperative management, and implementation of evidence-based practices in head and neck oncology.