1. Division of Fixed Prosthodontics and Oral Implantology, Department of Oral Rehabilitation, School of dentistry, Health Sciences University of Hokkaido
2. Division of Clinical Cariology and Endodontology, Department of Oral Rehabilitation, School of Dentistry, Health Sciences University of Hokkaido
3. Division of Dental Education Development, Department of Integrated Dental Education, School of Dentistry, Health Sciences University of Hokkaido
4. The Center of Innovation in Dental Education, Osaka Dental University