Niigata University, School of Medicine (M.D. 1989)
Tokyo Women's Medical University Surgical Residency (1989-1991)
Tokyo Women's Medical University Cardiac Surgical Fellowship (1991-1996)
Medical University of South Carolina Research Fellowship (1997-1999)
Baylor College of Medicine Research Fellowship (1999-2001)
Baylor College of Medicine Instructor (2001-2002)
Royal Children's Hospital Cardiac Surgical Senior Fellowship (2002-2003)
Kyoto University Assistant Professor (2003-2004)
National Heart Institute of Malaysia Visiting Senior Surgeon (2005)
Osaka Medical College Faculty and Stuff Surgeon(2006-present)
cardiac physiology
pathophysiogy of cardiac failure
postoperative intensive care
mangement for pulmonary hypertension due to CHD
valve surgery in children
congenital cardiac surgery