| 2005. |
12. |
Visiting Scholar, Medical College of Georgia, US |
|
| 2007. |
4. |
Clinical staff, Tokyo Medical and Dental University Dental Hospital |
|
| 2008. |
12. |
Specially Appointed Assistant Professor, Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences |
|
| 2009. |
3. |
Assistant Professor, Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences |
|
| 2018. |
99. |
Visiting Lecturer, King's College London |
|
| 2021. |
4. |
Professor and Chair, Department of Regenerative Dental Medicine, Tokushima University Graduate School of Biomedical Sciences |
|
| 2023. |
4. |
Professor, Institute of Post-LED Photonics, Tokushima University (Concurrent) |
|
| 2023. |
8. |
Visiting Scientist, The Research Laboratory of Electronics at Massachusetts Institute of Technology, US |
|
| 2024. |
1. |
Visiting Investigator, ADA Forsyth, US |
|