Ph.D. of Kyoto University (1994)。 Tenri Hospital General Surgery Residency (1976-1979)。 Tenri Hospital Cardiovasc. Surgery Residency (1979-1983)。 Staff Surgeon, Dept. of CV Surgery, Tenri Hospital (1983-84)。 National Heart Hospital (London), Surgery, Registrar (1985-1986)。 Staff Surgeon, Dept. of CV Surgery, Tenri Hospital (1986-93)。 Vice director, Dept. of CV Surgery, Tenri Hospital (1994-95)。 Director, Dept. of CV Surgery, Tenri Hospital (1996)。 Professor & Chairman, Dept.of Cardio-Thorac. Surgery Nagoya University (1999-2011)。 Chief Operating Officer, Tenri Hospital (2012)。 Executive Councilor, Nara Prefectural Hospital (2013)。 Chief Executive Officer, Nara Prefecture General Medical Center (2014)。 Secretary General, Asian Society for Cardiovascular and Thoracic Surgery。 Interests Aortic Arch Surgery Brain protection, Retrograde Cerebral Perfusion Valve Surgery Growing-up Congenital Heart Disease