| 1986. | 
					  4. | 
					Junior Fellow of Japan Society for Promotion of Science, Osaka University Medical School | 
					 | 
				
				
					| 1988. | 
					  4. | 
					Research Fellow, Biomedical Research Center, Osaka University Medical School | 
					 | 
				
				
					| 1989. | 
					  3. | 
					Visiting Fellow, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, USA | 
					 | 
				
				
					| 1992. | 
					  3. | 
					Visiting Associate, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, USA | 
					 | 
				
				
					| 1993. | 
					  1. | 
					Research Group Leader, Syntex Institute of Immunology, Niihari, Japan | 
					 | 
				
				
					| 1995. | 
					  4. | 
					Assistant Professor, Department of Immunology, Institute of Basic Medical Sciences, University of Tsukuba, Tsukuba, Japan | 
					 | 
				
				
					| 1997. | 
					10. | 
					Investigator, PRESTO Research Project, Japan Science and Technology Corporation, Japan | 
					 | 
				
				
					| 1999. | 
					  3. | 
					Professor, Division of Experimental Immunology, Institute for Genome Research, University of Tokushima, Tokushima, Japan | 
					 | 
				
				
					| 2008. | 
					  4. | 
					Professor, Division of Experimental Immunology, Institute for Genome Research, University of Tokushima, Tokushima, Japan | 
					 | 
				
				
					| 2008. | 
					  4. | 
					Director, Institute for Genome Research, University of Tokushima, Tokushima, Japan | 
					 | 
				
				
					| 2012. | 
					  4. | 
					徳島大学疾患プロテオゲノム研究センター 教授 | 
					 | 
				
				
					| 2012. | 
					  4. | 
					徳島大学疾患プロテオゲノム研究センター センター長 | 
					 | 
				
				
					| 2016. | 
					  4. | 
					徳島大学先端酵素学研究所 教授 | 
					 | 
				
				
					| 2016. | 
					  4. | 
					徳島大学先端酵素学研究所 所長 | 
					 |