<p>• Present Position: Emeritus professor, Shimane University,</p> <p>• Professor and chairman (1994-2020)</p> <p>• at Department of Otorhinolaryngology, Shimane University, Faculty of Medicine, Izumo city, Japan</p> <p>• Chairman, The board of directors, The Japanese Rhinologic Society (2013~2019. Oct.)</p> <p>• Board member, International Rhinologic Society (2013~present),</p> <p>• Honorary member, European Rhinologic Society, Italian Rhinologic Society, Bulgarian Rhinologic Society</p> <p>• Yamaguchi University College of Medicine, Yamaguchi, Japan, MD, 1979</p> <p>• The Postgraduate course, Dept. of Immunology, Institute for Bioregulation Research, Kyushu University, Fukuoka, Japan, DMSc, 1983</p> <p>• Assistant professor, Oita Medical University, Oita, Japan 1984-1994</p> <p>• Visiting research fellow, Ohio State University, Otological Research Laboratory, 1986–1988</p>