Associate Professor, Department of Cardiology, St. Marianna University School of Medicine, Japan 2017-present Associate Professor, Department of Cardiology, St. Marianna University School of Medicine, Japan. 2012 - 2016 Assistant Professor, Department of Cardiology, St. Marianna University School of Medicine, Japan. 2010 - 2011 Postdoctoral fellowship, Department of Cardiology, Cedars-Sinai Medical Center, California. 2006 - 2010 Department of Cardiology, St. Marianna University Graduate School, Japan.