Faculty of Medicine, Kyushu University, Japan (M.D. 1988)
Immunology, Kyushu University, Japan (PhD. 1995)
Surgery, Univ. of Occupational and Environmantal Health, Japan, Assistant Professor (1997-1999)
Cardiac Surgery, Austin Hospital, Australia, clinical fellow (2002-2004)
Cardiovascular Surgery, Iizuka Hospital, Fukuoka, Japan (2004)
Cardiovascular Surgery, Matsuyama Red Cross Hospital, Ehime, Japan (2005~ )
Coronary bypass
Thoracic aortic repair
Valve repair