Dr. Moriyama is a Professor of Department of Anatomy, Showa University School of Medicine, Tokyo Japan. He is also a Visiting Lecturer, Tokyo Medical University and Nippon Dental University. He received his DDS degree from Matsumoto Dental University and his PhD degree from Showa University School of Medicine. He was part of the Attending Staff in Anesthesiology from 1986 to 1990 at Japanese Red Cross Nagoya Daiichi Hospital and Matsumoto Dental University Hospital. He has been studying clinical anatomy since 1991. He has served on the Councilor of the Japanese Association of Anatomists and Japan Society of Facial Nerve Research. His research interests include morphometry of peripheral nerves and muscles, and the development, aging process, sex difference, and asymmetry of human organs.