Asahikawa Medical College (M.D. 1985)
Hokkaido University Graduate School of Medicine (Ph.D. 1989)
University of California Irvine, Surgical Research Fellow (1990-1992)
National Sapporo Hospital, Staff Surgeon (1992-1996)
St Vincent Hospital, Portland, OR, Cardiac Surgery Clinical Fellow (1997-1999)
Mayo Clinic, Cardiac Surgery Clinical Fellow (1999-2000)
Oji General Hospital, Tomakomai, Japan, Chief (2000-present)
Thoracic aneurysm & aortic dissection
Valve repair & replacement
Aortic root replacement
CABG
Ischemic MR
OPCAB