| 1983. | 4. | Resident at The University of Tokushima Hospital |  | 
				
					| 1984. | 7. | Doctor at Anan Kyoei Hospital |  | 
				
					| 1985. | 4. | Research Resident at National Cancer Center Research Institute |  | 
				
					| 1987. | 10. | Assistant Professor at The University of Tokushima Hospital |  | 
				
					| 1990. | 6. | Associate Professor at Otsuka Department of Clinical and Molecular Nutrition, School of Medicine, The University of Tokushima |  | 
				
					| 1996. | 9. | Research Fellow in Medicine at Harvard Medical School, Massachusetts General Hospital |  | 
				
					| 1997. | 9. | Postdoctoral Fellow in the Department of Medicine, University of Connecticut School of Medicine |  | 
				
					| 1998. | 4. | Associate Professor at Otsuka Department of Clinical and Molecular Nutrition, School of Medicine, The university of Tokushima |  | 
				
					| 2000. | 4. | Professor at Otsuka Department of Molecular Nutrition, School of Medicine, The University of Tokushima |  | 
				
					| 2002. | 4. | Professor at Department of Pharmacology, School of Dentistry, The University of Tokushima |  | 
				
					| 2004. | 4. | Professor at Department of MedicalPharmacology, Institute of Health Biosciences, The University of Tokushima Graduate School |  | 
				
					| 2010. | 4. | Director of Tokushima University Life Sciences Library (through March 2012) |  | 
				
					| 2012. | 4. | 徳島大学教育研究評議会評議員 (2015年3月まで) |  | 
				
					| 2012. | 4. | 徳島大学役員参与 (2014年3月まで) |  | 
				
					| 2013. | 4. | 徳島大学全学共通教育センター・副センター長 (2015年3月まで) |  | 
				
					| 2014. | 4. | 徳島大学附属図書館・副館長 (2015年3月まで) |  | 
				
					| 2015. | 4. | 徳島大学附属図書館長 (2019年3月まで) |  | 
				
					| 2015. | 4. | Professor at Department of MedicalPharmacology, Institute of Biomedical Sciences, Tokushima University Graduate School |  | 
				
					| 2019. | 4. | 徳島大学副理事 |  | 
				
					| 2019. | 4. | 徳島大学附属図書館・副館長 |  | 
				
					| 2019. | 6. | 徳島大学高等教育研究センター・副センター長 |  |