Employment: 2019 to date　　Professor, Division of Microbiology and Oral Infection, Institute of Biomedical Sciences, Nagasaki University 2008-2019　　　Associate professor, Division of Microbiology and Oral Infection, Institute of Biomedical Sciences, Nagasaki University 2001 Jan-June　Guest Researcher, Department of Experimental Pathology, Lund University, Sweden, 1992-2008 　　Assistant professor, Division of Microbiology and Oral Infection, Institute of Biomedical Sciences, Nagasaki University Academic Education: 1998 PhD (Dr. of Dental Science), Nagasaki University, Japan. 1992 D.D.S., Nagasaki University School of Dentistry, Japan.