Biography :
1994- Second Department of Internal Medicine, Nagasaki University, Internship
1996- Department of Internal Medicine, Nagasaki University, Graduate Student
1999- Department of Biochemistry, Nebraska University, USA, Postdoctoral Fellow
2003- Division of Respiratory Medicine, Yahata Hospital, Fukuoka, Section Chief
2005- Department of Infectious Diseases, Nagasaki University, Assistant Professor
2008- Division of Respiratory Medicine, University of Michigan, USA, Visiting Professor
2011- Division of Infection Control, Osaka University Hospital, Lecturer& Vice Chief
2015- Division of Respiratory Medicine, Tohoku Pharmaceutical University Hospital, Professor
2016- Division of Infectious Diseases and Infection Control, Tohoku Medical and Pharmaceutical University Hospital, Manager
2017- Division of Infectious Diseases and Infection Control, Tohoku Medical and Pharmaceutical University, Medical School, Professor.