Kitasato University School of Medicine, Graduated in 2005 April 2007 – March 2008: Department of Cardiology, Shizuoka City Shimizu Hospital April 2008 – March 2009: Department of Cardiology, Numazu City Hospital April 2009 – March 2012: Kitasato University Graduate School of Medical Sciences April 2012 – March 2014: Department of Cardiovascular Medicine, Kitasato University Medical Center April 2014 – present: Department of Cardiovascular Medicine, Kitasato University School of Medicine Board Certified Member of the Japanese Society of Internal Medicine Board Certified Member of The Japanese Circulation Society Board Certified Member of the Japanese Heart Rhythm Society Doctor of Medicine (MD) Doctor of philosophy (Ph.D.)