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Hiroyuki Tanaka's practice areas are data protection, IP, and IT. He has extensive experience for advising foreign clients about Japanese data protection law. He is also familiar with global data protection regulations including GDPR and CPRA, and he helps clients with global data compliance. He has extensive experience for various IP infringement disputes and technology disputes.

• Information Technology, Life Sciences and Intellectual Property
  • Data Protection and Privacy
  • Disputes in Information Technology Systems Development
  • Information Technology
  • Cybersecurity
  • Intellectual Property and Entertainment
  • Intellectual Property Disputes
• Disputes/Dispute Resolution
  • Intellectual Property Disputes
  • Disputes in Information Technology Systems Development
  • Civil Disputes
  • International Disputes
• International Practice
  • EU Practice
• Regulatory/Regulated Transactions
  • Culture and Arts
  • Telecommunication/Radio wave
  • Consumer Law

Sep. 22, 2022 Awards

Our lawyers selected in "Who’s Who Legal: Japan 2022"

Sep. 14, 2022 Awards

Top Rankings received from asialaw 2023, the definitive guide to Asia's leading law firms and lawyers

Apr. 14, 2022 Awards

Lawyers from Mori Hamada & Matsumoto were included in the 13th edition of The Best Lawyers in Japan™ and the inaugural Best Lawyers: Ones to Watch in Japan™

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Feb. 25, 2019 Firm News

Eleven new partners and seven new counsels

Apr. 1, 2018 Public Service

Hiroyuki Tanaka became the lecturer (Intellectual Property Law I) at Keio University (Department of Law)

Feb. 26, 2018 Firm News

Twelve new partners and seven new of counsels

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Sep. 9, 2021External Seminars

"The Japan DPO Association's 7th Seminar of the Study Group "How to Be Compliant With Advertising and Ad Tech (Cookie-Related) Regulations - Focusing on the Regulation of Personal Related Information under the Amended Act on Protection of Personal Information""

May 26, 2021External Seminars

"Live Seminar Key Points of the Draft Guidelines for the Amended APPI"

Apr. 15, 2021External Seminars

"Cyber Law Round Table – Q&A (JAPAN)"

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Magazine Article

"Handy Way to Learn Personal Information Protection Act Fundamentals, Including Revisions, in the Form of Dialogue - Part 26: Final - Secrecy of Communications, and Personal Information Protection”

Magazine Article

"Handy Way to Learn Personal Information Protection Act Fundamentals, Including Revisions, in the Form of Dialogue - Part 25: What are the Measures Against Privacy Issues?"

Article

"Data Localization Laws: Japan"

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• Keio University (LL.B., 2004)
• Keio University Law School (J.D., 2006)
• New York University School of Law (LL.M. in Competition, Innovation, and Information Law, Concentration in Intellectual Property Law, 2013)
• with Clayton Utz, Sydney, Australia (2013-2014)
• Lecturer (Intellectual Property Law I) at Keio University (Department of Law)(2018)