Seiji Kakehata (Prof)
MD, PhD, Professor and Chair, Department of Otolaryngology-Head and Neck Surgery, Faculty of Medicine, Yamagata University
Chair of the Board of Directors of the Japan Otological Society (JOS); President-elect of the International Working Group on Endoscopic Ear Surgery (IWGEES); President of the Pan-Asia Working Group on Endoscopic Ear Surgery (PAWGEES), Yamagata, Japan.