SHIRAHASE Sawako is a Japanese sociologist whose research interests include social stratification, social demography and social theory regarding low birth rates. She is Executive Vice President of the University of Tokyo and Professor in the Graduate School of Humanities and Social Sciences, University of Tokyo. She was born in Kyoto Prefecture and graduated from the Department of Home Economics, Doshisha Women's University, in 1981. She completed the Master's Program of the Graduate School of Home Economics at Ochanomizu University in 1983 and obtained a PhD in Sociology from Oxford University in 1997. She served as Associate Professor of Sociology at the University of Tokyo from 2007, before taking up her current position in 2010.