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His practice areas are data protection, IP, and IT. He has extensive experience advising foreign clients about Japanese data protection law. He is also familiar with global data protection regulations. He has extensive experience with various IP and technology disputes. His practice area includes legal issues relating to AI (especially generative AI) and the protection of cybernetic avatars.

• 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
  • Europe Practice
• Regulatory/Regulated Transactions
  • Culture and Arts
  • Telecommunication/Radio wave
  • Consumer Law
  • Payment Services/Electronic Money
• Crisis Management
  • Cyber Security/Data Privacy
  • Trade Secrets/Information Leaks
  • Global Compliance
• International Trade

Jun. 5, 2024 Awards

Top rankings received from IAM Patent 1000 2024

Apr. 18, 2024 Awards

The Best Lawyers in Japan™ and Best Lawyers: Ones to Watch in Japan™ (2025 edition)

Oct. 2, 2023 Awards

MHM lawyers selected in "Who’s Who Legal: Japan 2023"

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Feb. 1, 2024 Public Service

Hiroyuki Tanaka becomes a lecturer for Training to Ensure Skills as Counsel in Proceedings Alleging Specific Infringement, Japan Patent Attorneys Association

Jul. 5, 2023 Public Service

Hiroyuki Tanaka becomes a Chairperson of Generative AI Section / Member of Privacy Section, AI and Law Society

Apr. 10, 2023 Public Service

Hiroyuki Tanaka became a member of the Cyber-Physical Sustainability Center of Keio University Global Research Institute

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July 26, 2024

Japan's Data Protection Authority Releases Interim Summary of Proposed Amendments to the Act on the Protection of Personal Information DownloadPDF

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Jul. 29, 2024External Seminars

"Ensuring Safety and Security for Cybernetic Avators: Addressing E3LSI Challenges"

Jul. 16, 2024 - External Seminars

"Legal 500 Partner Perspectives - AI Regulations in Japan"

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""

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Magazine Article

"Essential Information on Global Personal Information Regulations, in the Form of Dialogue (19): Rights of Data Subjects"

Magazine Article

"Essential Information on Global Personal Information Regulations, in the Form of Dialogue (18): Privacy Impact Assessment and Data Protection Impact Assessment"

Article

"Chambers Global Practice Guides Data Protection & Privacy 2024 - Japan Chapter"

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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)