Kobe University Hospital, General and thoracic surgery, Residency (1982-1983)
Kobe Children's Hospital, Cardiothoracic Residency (1984)
Kobe Children's Hospital, Cardiothoracic staff surgeon(1986-1998
RCH in Melbourne, Fellowship(1998)
Toyama University, 1st Surgery, Assistant Professor(2000)
Toyama University, 1st Surgery, Associate Professor(2003)
Kobe Children's Hospital, Director of cardiothoracic surgery (2005-)
aortic valve surgery
AV valve repair
Norwood operation