Nobuaki Asahi, MD, DDS, is a physician and dentist at the Head and Neck Oncology Center, Showa Medical University, Japan. He specializes in surgical treatment of head and neck cancers. His clinical work focuses on the management of advanced head and neck malignancies, including hypopharyngeal cancer, with particular interest in oncologic outcomes and functional preservation. In addition to clinical practice, he is actively engaged in clinical research aimed at establishing new evidence to improve treatment strategies and outcomes for patients with head and neck cancer. His work integrates surgical expertise with clinical investigation to advance evidence-based management in head and neck oncology.