| 2005. | 4. | Part-time Lecturer at Tokushima University, Faculty of Medicine (-2008.3.) |
| 2008. | 4. | Associate Professor at Tokushima University, University Hospital (-2008.12.) |
| 2008. | 4. | Associate Professor at Tokushima University, Faculty of Medicine (-2009.3.) |
| 2009. | 1. | Associate Professor at Tokushima University, University Hospital (-2009.6.) |
| 2009. | 6. | Associate Professor at Tokushima University, Institute of Health Biosciences (-2015.3.) |
| 2015. | 4. | Associate Professor at Tokushima University, Institute of Biomedical Sciences |
