1. Department of Neuropsychiatry Keio University School of Medicine Tokyo Japan
2. Benesse Institute for Research on Continuing Care, Benesse Style Care Co., Ltd. Tokyo Japan
3. Neuropsychiatry, Department of Neurosciences Leuven Brain Institute KU Leuven Belgium
4. Tsurugaoka Garden Hospital Tokyo Japan
5. Psychiatry Department Donald and Barbara Zucker School of Medicine New York New York USA