University of Oita School of Medicine (M.D. 1991)
University of Oita, Department of Surgery
Fukuoka Municipal Children's Hospital, Fukuoka, Cardiovascular Residency (1993-94)
Shinbeppu Hospital, Beppu, Cardiothoracic Fellow (1996-98)
National Children's Hospital, Tokyo, Cardiovascular Surgery (1998-2000)
University of Tokyo, Cardiovascular Surgery (2000-01, 2002-03)
Kanagawa Children's Medical Center, Kanagawa, Cardiovascular Surgery (2001-02)
German Pediatric Heart Center, Sankt Augustin, Cardiovascular Surgery (2003-05)
Kitasato University School of Medicine, Cardiovascular Surgery (2005-07)
Gunma Children's Medical Center (2007-)
