Prof. Tetsuji Sanuki is Professor of the Department of Otolaryngology-Head & Neck Surgery at Nagoya City University Graduate School of Medical Sciences, Director of Nagoya Voice & Sinus Center at Nagoya City University East Medical Center, and Deputy Director of the Endoscopic Transnasal Skull Base Surgery Center, Nagoya City University Hospital, Nagoya Japan. He spent his fellowship at the Isshiki Clinic Kyoto Voice Surgery Center with Emeritus Professor Nobuhiko Isshiki. He specializes in voice, airway and swallowing disorders. He also has expertise in treating performers with voice disorders, laryngeal cancer, laryngeal premalignancy, transgender voice, spasmodic dysphonia, laryngeal tremor, vocal fold paralysis, recurrent respiratory papillomatosis, airway stenosis, and dysphagia. His research focuses primarily on the surgical treatment of spasmodic dysphonia and other voice disorder, office-based procedures of the upper airway, and laryngeal education.