Professor, the University of Tokyo School of Public Health

Trained as an internist and cardiologist, he started his career in public health and social medicine to pursue his research interests on social dimension of health and illness under current practice of healthcare and related policies. His research covers health services research, health economics, health sociology, and studies on social determinants of health. He is a PI for the Japanese Study of Health Income, and Neighborhood (J-SHINE), a newly established panel study of young adults and their children in greater Tokyo, and a director on health/epidemiological module for the Japanese Study of Ageing and Retirement (J-STAR), in collaboration with Health and Retirement Study, and England Longitudinal Study of Ageing to which he is serving as one of external advisers. His current interests are on the characteristics of health policies related to the alleviation of social inequality in health behaviors and consequent health status.