Professor, Faculty of Engineering, University of Tokyo. Director: Innovation Policy Research Center, Institute of Engineering Innovation; Utokyo Policy Research Institute. Co-Head, Presidential Endowed Chair for Electricity Network Innovation by Digital Grid. Adviser to the Minister of Reconstruction. Research interests include technology management, technology roadmap and innovation network, focusing on rapidly growing knowledge sectors such as clean energy. Has published more than 100 papers in peer-reviewed journals and international conference proceedings.