1. Division of Oral Structural and Functional Biology, Nihon University Graduate School of Dentistry
2. Department of Biochemistry, Nihon University School of Dentistry
3. Department of Periodontology, Nihon University School of Dentistry
4. Division of Functional Morphology, Dental Research Center, Nihon University School of Dentistry
5. Department of Orthodontics, Nihon University School of Dentistry