2001-2002 Visiting Scholar of Center for Mental Health Policy and Services Research, Dept. Psychiatry, University of Pennsylvania

1996- Associate Professor, University of Tokyo, Graduate School of Medicine, Department of Mental Health, Tokyo, Japan

1993-1996 Associate Professor, Tokyo Metropolitan University, Department of Social Welfare, Tokyo, Japan

1990-1993 Section Director, National Institute of Mental Health, Department of Mental Health Administration Studies, Tokyo, Japan

1986-1990 Senior Researcher, National Institute of Mental Health, Department of Mental Health Administration Studies, Tokyo, Japan

1991-2002 A Board Member and Managing Director, Zenkaren Mental Health and Welfare Research Institute, Zenkaren (Japan NAMI; National Federation of Families with the Mental Ill), Tokyo, Japan