1. Faculty of Letters, Keio University, Tokyo, Japan (J.A., H.M.); the Department of Cognitive and Behavioral Science, The University of Tokyo, Tokyo, Japan (A.S., S.Y.); the Psychological Laboratory, Keio University, Yokohama, Japan (N. K.); the Health Center, Keio University, Tokyo, Japan (Y. O.); and the Department of Psychiatry, University of British Columbia, Vancouver, BC, Canada (K. L. J.).