Atsushi Okada


Atsushi Okada

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Contact Information


Practice Areas

Atsushi Okada:Awards

Lawyers from Mori Hamada & Matsumoto were included in the 11th edition of The Best Lawyers™ in Japan
Top Ranking Received From The Legal 500 Asia Pacific 2020
Top rankings received in The Nikkei's "Corporate Legal Affairs and Lawyer Survey 2019"

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Atsushi Okada:News

Comments by Atsushi Okada were featured in an OneTrust DataGuidance article titled "Japan: APPI revision includes "strengthening regulations of cross-border data transfers"" published on December 5, 2019
Public Service
Atsushi Okada became the member of Advisory Committee on Data Utilization, Recruit Co., Ltd.
Public Service
Hiroyuki Tanaka became an Advisor to Japan DPO Association

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Atsushi Okada:Legal Topics

Atsushi Okada:Newsletters

The Supreme Court ruled that the technical scope and subject matter of a product-by-process claim invention will cover the same products, even if the products are made by a different process from the claimed process DownloadPDF
The IP High Court Denies Samsung’s Motion for Injunctive Relief but Allows Samsung’s Claim for Damages against Apple for Its UMTS Standards-Essential Patent Infringement for an Amount Equivalent to the Royalty DownloadPDF
IP High Court Calls for Amicus Curiae Brief for the First Time Ever, for the Issue of Injunctions and Damages in the Case of Infringement of Standard Essential Patent with FRAND Declaration DownloadPDF

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Atsushi Okada:Seminars

Feb. 19, 2020External Seminars
"Data protection regulations in the pharmaceutical industries ~Japan, Thailand and USA~"
Jan. 31, 2020External Seminars
"Legal Frontier in AI, IoT and Big Data, and new regulations for digital markets"
Jan. 29, 2020MHM Seminars
"Digital Health and Law"

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Atsushi Okada:Publications

Magazine Article
"Trademark Protection Towards the Upcoming Tokyo Olympics: Legal Framework to Regulate Ambush Marketing"
Magazine Article
"Latest trends and future prospects of cookie regulations in Europe and the United States"
Magazine Article
"Japan - Cookies & Similar Technologies"

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Atsushi Okada:Other


  • The University of Tokyo (LL.B., 2001)
  • Harvard Law School (LL.M., 2007)
  • with Weil, Gotshal & Manges LLP, Silicon Valley (2007-2008)
  • Harvard University (Certificate in Applied Sciences 2008)

Major Activities

  • Lecturer at Rikkyo University, College of Law and Politics (Patent and Trademark Laws) (2010-2011)
  • Visiting Professor of the Graduate School of Business, Aoyama University (Copyright Law) (2011-)
  • Advisor for Damage from Counterfeit Products, Japan Institute for Promoting Invention and Innovation (2012)
  • Lecturer for the Infringement Litigation Training Program for Patent Attorneys at the Japan Patent Attorneys Association (2015-)
  • Member of Study Group on AI and Data Contract Guidelines, Ministry of Economy, Trade and Industry (concurrently serving as the chair of a working group for the study group) (2017-)
  • Member of Examination Committee on Subsidy to Promote Industrial Data Sharing for FY 2017, Ministry of Economy, Trade and Industry (2018)
  • Expert Member of Study Group on Data Contract Guidelines in Agricultural Sector, Ministry of Agriculture, Forestry and Fisheries(2018-)
  • Member of Japan Patent Attorneys Association's "Working Group for Reviewing Training Curriculums in Response to Revisions to the Patent Attorney Act" (2018-)
  • Senior Researcher at Policy Alternatives Research Institute, the University of Tokyo (2018-)
  • Member of Examination Committee on Contract Guidelines for the Project to Accelerate Cooperation in the Global Venture Ecosystem (Startup Factory Establishment Project) (2018-)
  • Lecturer for Mandatory Training at the Japan Patent Attorneys Association (Amended Unfair Competition Prevention Act and Data-Related Business) (2019-)
  • Technical Committee Member, New Energy and Industrial Technology Development Organization (NEDO) (2019-)
  • Member of Study Group on Global Data & AI utilization System and Management, Research Institute of Economy, Trade and Industry (RIETI) (2019-)
  • Member of the "Review Meeting for Smart City Architecture," Cabinet Office (2019-)
  • Advisory Member of Connected Industries Open Framework Promotion Committee, Industrial Value Chain Initiative (2019-)
  • Senior Researcher at Institute for Future Initiatives, the University of Tokyo (2019-)
  • Member of Study Group on Data Utilization for Increasing the Sophistication of Trading Operations, Ministry of Economy, Trade and Industry  (2019-)
  • Advisor to Japan DPO Association (2019-)
  • Member of Advisory Committee on Data Utilization, Recruit Co., Ltd. (2019-)

Practice Group

  • Intellectual Property Practice Group
  • International Dispute Resolution Practice Group
  • Robotics Practice Group
  • Healthcare Practice Group
  • Fintech Practice Group

Bar Admissions

admitted in Japan, 2002; New York, 2008
Daini-Tokyo Bar Association
New York State Bar Association