1. Department of Oral Anatomy, Health Sciences University of Hokkaido School of Dentistry
2. Department of Oral Biological Science, Division of Dysphagia Rehabilitation, Niigata University Graduate School of Medical and Dental Sciences
3. Department of Oral Health Science, Division of Oral Health in Aging and Fixed Prosthodontics, Niigata University Graduate School of Medical and Dental Sciences
4. Institute for Dental Science and Department of Oral Anatomy, Matsumoto Dental University
5. Department of Tissue Regeneration and Reconstruction, Division of Anatomy and Cell Biology of the Hard tissue,Niigata University Graduate School of Medical and Dental Sciences