Image: Sachiko Taniguchi

Sachiko Taniguchi

Associate, Litigation Department


Phone: 81-3-6229-6060
Fax: 81-3-6229-7060


Sachiko Taniguchi is an associate in the Litigation Department of Paul Hastings and is based in the firm’s Washington, D.C. and Tokyo offices. Ms. Taniguchi’s practice focuses on cross-border investigations, complex litigations, and international arbitrations. With her strong cultural and language fluency, Ms. Taniguchi has represented clients, including manufacturing companies, pharmaceutical companies, and payment companies that operate in multi-jurisdictions in dispute resolutions involving joint ventures, license agreements, and U.S. government enforcement initiatives. Ms. Taniguchi has a strong corporate background and has experience in covering a wide range of issues under Japanese law and U.S. law, as well as in over 40 other jurisdictions, including FCPA, joint ventures, M&As, corporate dissolutions, contract law, competition law, data privacy, intellectual property, and licensing of technology, among others.

Ms. Taniguchi joined the firm in 2013. Ms. Taniguchi is admitted in Japan, New York and the District of Columbia.


  • Grinnell College, Exchange Program, 2005-2006
  • Waseda University School of International Liberal Studies, B.A., 2007 (Graduation in 3.5 Years)
  • Waseda University Law School, J.D., 2011
  • Legal Research and Training Institute of the Supreme Court of Japan, 2013
  • The University of Chicago Law School, LL.M., 2017

    Engagement & Publications


    • "Current International Arbitration Practice and Challenges for Japanese Corporations," (Japanese) JCA Journal, Vol. 68, No. 11, pp. 3-8, November 2021 (with Joseph R. Profaizer and Eric W. Dittmann)


    • Member of Daini Tokyo Bar Association

    Practice Areas

    Complex Litigation and Arbitration
    International Arbitration
    Investigations and White Collar Defense




    District of Columbia Bar
    New York Bar


    The University of Chicago, LL.M. 2017
    Waseda University, J.D. 2011
    Waseda University, B.A. 2007

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