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Kunihiro Sumida   (Partner)

Admitted Japan (2000)
Bar Association Tokyo Bar Association
Education Meiji University (LL.B., 1994)
The Legal Training and Research Institute of the Supreme Court of Japan
University of Kent (LL.M., 2007)
Background Doctor Sonderhoff Law Office LLP (2000-2001)
Dorsey & Whitney LLP (2001-2003)
Sonderhoff & Einsel Law and Patent Office LLP (December 2003-March 2009)
Hayabusa Asuka Law Offices LLP (April 2009-December 2012)
Practice Areas Labor and Employment, General Corporate Legal Affairs, Cross-Border Transactions, Intellectual Property Law, Litigation, Arbitration, M&A
Languages Japanese and English

Recommendations and Awards


  • The Intellectual Property Review - Seventh Edition, Japan Chapter, Law Business Research Ltd (2018) [Co-author]
  • "Legal Issues on International Sporting Events," Hitotsubashi Quarterly Vol.56 (October, 2017)
  • The Intellectual Property Review - Sixth Edition, Japan Chapter, Law Business Research Ltd (2017) [Co-author]
  • A Practical Guide to E-Discovery in Asia, Japan Chapter, LexisNexis Singapore (June,  2017) [Co-author]
  • The Intellectual Property Review - Fifth Edition, Japan Chapter, Law Business Research Ltd (2016) [Co-author]

Web Articles

  • "The Legal 500 Comparative Guides - Employee Incentives, 2nd Edition" Japan Chapter, Legalease Ltd (2020) [Co-author]
  • "The Legal 500 Comparative Guides - Employee Incentives," Japan Chapter, Legalease Ltd (2019) [Co-author]


  • "Legal Issues on International Sporting Events," hosted by Hitotshubashi University School of Law,  June 15, 2017
  • "2016 Fall Meeting," hosted by ABA Section of International Law, October 19, 2016
    *Speaker at a panel session entitled "Ethics and the 'Rashomon' Effect: The Lawyer's Role in Witness Preparation (ETHICS)"