1974-77 Instructor of Physiology, Shinshu University School of Medicine
1977-80 Assistant Professor of Physiology, Shinshu University School of Medicine
1979-81 Temporary Lecturer, The Queen's University of Belfast, Department of Physiology
1980-85 Associate Professor of Physiology, Shinshu University School of Medicine
1985-present Chairman and Professor of The 1st Department of Physiology, Shinshu University School of Medicine
2000-present Professor of Institute of Organ Transplants, Reconstructive Medicine and Tissue Engineering, Shinshu University Graduate School of Medicine
2000-presen Director (Accepted Part-time Collaboration), SKINOS Company Limited
Director, Japanese Society of College of Angiology
Directo, Japanese Society of Microcirculation
Director, Japanese Society of Lymphology
Director, Japanese Society for Perspiration Research
Council, Japanese Society of Physiology
Council, Japanese Society of Medical Electronics and Biomedical Engineering
Council, Japan Society of Neurovegetative Reseach