1. Department of Therapeutic Strategy for Heart Failure, The University of Tokyo Graduate School of Medicine
2. JSPS Postdoctoral Fellow for Research Abroad
3. Department of Social and Welfare Studies, Faculty of Health Sciences, Linköping University
4. Department of Artificial Organs and Transplantation, The University of Tokyo Hospital
5. Department of Cardiovascular Medicine, The University of Tokyo Hospital
6. Department of Cardiac Surgery, The University of Tokyo Hospital