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Sadakazu Osaki

Head of Research Center for Strategic Management and Innovation
CMA(a member of the Securities Analysts Association of Japan)

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Sadakazu Osaki


Sadakazu Osaki studies capital markets in Japan and abroad from a regulatory point of view. In addition to his research work at NRI, Mr. Osaki gives lectures on securities regulation as a visiting professor at the Graduate School for Law and Politics at the University of Tokyo. He has been a member of several government bodies, such as the Financial System Council (FSA) and participates in discussions of regulatory reforms in SROs such as the Tokyo Stock Exchange and the Japan Securities Dealers Association.


  • Securities Regulation, Company Law


  • "The Evolution of Insider Trading Regulations in Japan" in Paul U. Ali and Greg N. Gregoriu ed. Insider Trading: Global Developments and Analysis, CRC Press, 2009.
  • The Murakami Fund Incident and the Regulation of Collective Investment Schemes, Zeitschrift fuer Japanisches Recht, Nr. 25 (2008).
  • Reforming Japan's Capital Markets, Public Policy Review, Vol.1, No.1 (March 2005). Reprinted in Katuri Nageswara Rao ed. Financial System in Japan, Tha Icfai University Press, 2008.
  • "Legal Issues Concerning the Use of the Internet in Securities Markets: The Japanese Case" in Toshiyuki Kono, Christoph G. Paulus and Harry Rajak ed. Selected Legal Issues of E-Commerce, Kluwer Law International, 2002.
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