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Atsumi & Sakai
Fumiaki Matsuoka
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Fumiaki Matsuoka

Partner

Main Practices
Trusts / General Compliance / Data Protection, Data Leaks, and Cybersecurity / Internal Reporting Systems / Labor and Employment Law / Employee Data Privacy / Directors and Officers / Corporate Governance / Shareholder Meetings / Corporate Disputes / General Corporate Legal Affairs / M&A, Corporate Reorganization, and Joint Ventures / Tax Advice and Tax Planning / Wealth Management, Business Succession, and Inheritance / International Taxation / Tax Disputes and Administrative Disputes / Data Protection, Privacy, and Cybersecurity / General Civil Litigation / Privacy and Big Data / Europe and the EU
Languages
Japanese / English
Office
Tokyo
Contact

Overview

Publications & Seminars

Awards

Admitted

Japan (2006)

Bar Association

Daiichi Tokyo Bar Association

Education

Kyoto University (LL.B., 2005)
The Legal Training and Research Institute of the Supreme Court of Japan
University of Southern California (USC) Gould School of Law (LL.M., 2015)
Boston University School of Law (LL.M in Taxation) (2016)

Background

Daiichi Law Office, P.C. (October 2006-October 2016)
Appeals Judge of National Tax Tribunal (July 2011-July 2014)
Advisor to Japan DPO Association (December 2019-)
Outside Director of State Street Trust and Banking Co., Ltd. (Audit and Supervisory Committee Member (November 2020-), Auditor (October 2020-))

Member

Member of the Japan Association of the Law of Trust (April 2009-)
Board member of the AI Business Creation Association (November 2021-)

Publications

  • "Survey Report on Foreign Systems that May Affect the Proper Handling of Specified User Information," Ministry of Internal Affairs and Communications (2024)  [Co-author]
  • "The top three data protection law topics in Japan," The In-House Lawyer Spring 2020, Legalease Ltd (2020)
  • "Chinese Cyber-Security Law and practical problems and solutions related thereto," Kaigai-Touyushi March 2019, Japan Institute for Overseas Investment (JOI) (2019) [Co-author]
  • "Research Study on Recent Trends of Data Protection Acts in Other Countries,” Personal Information Protection Commission (2018) [Co-author]
  • "Changes to the Way in Which Consumption Tax is Assessed on Cross-border Internet-based Services," The Lawyers, ILS Publications, Inc. (January, 2017)

Web Articles

  • “Conversation Article (12): Tokkyo.Ai, a Patent Generation AI and Search AI Tool Using ChatGPT,” the AI Business Creation Association (February, 2024)

  • “[Seminar Report] Explanation of the Basic System, the Current Status of Use and Discussion, and Key Points of the Internal Rules for the Appropriate Use of ChatGPT and Generative AI,” Westlaw Japan K.K. (January, 2024)

  • “Conversation Article (11): ChatGPT Web Version for Browsing Plug-in Features and iPhone Applications,” the AI Business Creation Association (June, 2023)

  • “Conversation Article (10): Consideration of Items Related to Copyrights of the Guidelines Published by Japan Deep Learning Association (JDLA),” the AI Business Creation Association (May, 2023)

  • “Conversation Article (9): Improvement of Productivity (Reducing Working Hours and Alleviating Labor Shortage) and Responding to Risk as a Result of In-house Use of AI Tools such as ChatGPT, etc.,” the AI Business Creation Association (May, 2023)

  • “Conversation Article (8): Advised by UNIADEX, Ltd.(BIPROGY Group, Certified Partner of Microsoft) on the Current and Future Business Development related to ChatGPT and other Generative AI (2/2) ,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (7): Advised by UNIADEX, Ltd.(BIPROGY Group, Certified Partner of Microsoft) on the Current and Future Business Development related to ChatGPT and other Generative AI (1/2) ,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (6): AI and Patents/AI to Streamline Work Related to Patents,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (5): Italy Suspends Use of ChatGPT, and Trends among Data Protection Agencies in other Countries,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (4): Copyright Issues with Midjourney and other Image Generation AIs,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (3): Boosting Productivity with a ChatGPT Plugin and Image Generation AI such as Midjourney,” the AI Business Creation Association (April, 2023)

  • “Conversation Article (2): Doctor of Engineering, Lawyer and Patent Attorney Discuss the Use of ChatGPT/GPT4, Security and Other Issues,” the AI Business Creation Association (March, 2023)

  • “Conversation Article (1): Doctor of Engineering and Lawyer Discuss the Business Use of ChatGPT,” the AI Business Creation Association (March, 2023)

  • “[Seminar Report] Commentaries on the General Data Protection Regulation (GDPR), China’s Personal Information Protection Law and Korea’s Personal Information Protection Law,” Westlaw Japan K.K. (March, 2023)
  • "The Legal 500 Comparative Guides - Employee Incentives, 2nd Edition" Japan Chapter, Legalease Ltd (2020) [Co-author]
  • The Legal 500 Comparative Guides - Data Protection & Cyber Security, Japan chapter, Legalease Ltd. (2019) [Co-author]
  • "The Legal 500 Comparative Guides - Employee Incentives," Japan Chapter, Legalease Ltd (2019) [Co-author]
  • "Japanese Multinationals Likely to Apply for More Pricing Pacts," Bloomberg BNA International Tax Monitor (August, 2018) [Comment]
  • "New Intercompany Pricing Rules Could Hurt Japanese Car Industry,” Bloomberg BNA International Tax Monitor (July, 2018) [Comment]
  • "Japan's Corporate Tax Regime 'Unpredictability' Raises Hackles," Bloomberg BNA International Tax Monitor (July, 2018) [Comment]
  • "Auto Industry Fears Double Taxation as Japan Hikes Sales Tax," Bloomberg BNA International Tax Monitor (April, 2018）[Comment]
  • "Japan Gives Multinationals Extra Time for Share Transfer Tax Break," Bloomberg BNA International Tax Monitor (April, 2018）[Comment]
  • "Paper Companies May Face Tax in Japan After U.S. Rate Cut," Bloomberg BNA International Tax Monitor (March, 2018）[Comment]
  • "Japanese High Earners Face ‘Detrimental’ Virtual Currency Tax (1)," Bloomberg BNA International Tax Monitor (March, 2018）[Comment]
  • "Japan's Bitcoin Guidance Throws Foreign Profits in Question," Bloomberg BNA International Tax Monitor (December, 2017）[Comment]
  • "Japan Carmakers Brace for 20 Percent Excise Tax in U.S. Revamp," Bloomberg BNA International Tax Monitor (December, 2017）[Comment]
  • "Japan to Offer ‘Internet of Things’ Tax Credit to Companies," Bloomberg BNA International Tax Monitor (December, 2017）[Comment]
  • "Japanese Multinationals Worry 'Purpose' Test is Confusing," Bloomberg BNA International Tax Monitor (November, 2017）[Comment]
  • "Personal Information Protection Act in Singapore and Japanese Companies," the IJJ (Internet Initiative Japan) Business Risk Management Portal (July, 2017)

Seminars

  • “Cybersecurity Response upon the Occurrence of an Incident and During Peacetime,” hosted by Business Research Institute, January 25, 2024
  • "Explanation of the Basic System, the Current Status of Use and Discussion, and Key Points of the Internal Rules for the Appropriate Use of ChatGPT and Generative AI," hosted by Atsumi & Sakai, Thomson Reuters KK and Westlaw Japan K.K., October 31, 2023
  • “How to Use Generative AI and Interactive AI in Corporate R&D, Production Design, and IP Legal Activities; Risks and Countermeasures,” hosted by Technical Information Institute Co., Ltd., August 23, 2023
  • ”Business, Legal Affairs and Intellectual Property Rapidly Changing along with ChatGPT and Generative AI,” hosted by Business & Law LLC, August 3, 2023
  • “Cybersecurity Response upon the Occurrence of an Incident and During Peacetime ~Explanation from the Perspective of Officers' Liability under the Companies Act, Personal Information Protection Act and Contractual Practice, Assuming a Sample Incident,” hosted by Business Research Institute, August 2, 2023
  • “How to Respond to 'ChatGPT Generative AI' that Brings Radical Business Transformation,” hosted by Business Research Institute, July 20, 2023
  • "Economic Security Promotion Act and Cyber Security," hosted by Atsumi & Sakai and Japan Institute for Overseas Investment (JOI), July 7, 2023

  • “Cybersecurity Response upon the Occurrence of an Incident and During Peacetime ~Explanation of the Response to Specific Incidents, from Perspectives of the Companies Act, Act on the Protection of Personal Information, and the Civil Code,” hosted by Business & Law LLC, video available until July 31, 2023

  • “Cybersecurity Response upon the Occurrence of an Incident and During Peacetime ~Explanation from the Perspective of Officers' Liability under the Companies Act, Personal Information Protection Act and Contractual Practice, Assuming a Sample Incident,” hosted by Business Research Institute, March 16, 2023

  • "Economic Security Promotion Act and Cyber Security," hosted by the Second Association of Regional Banks, February 6, 2023

  •  “Cybersecurity Response and Executive Responsibility upon the Occurrence of an Incident and During Peacetime,”  hosted by Japan DPO Association, January 19, 2023

  • "Commentaries on the General Data Protection Regulation (GDPR), China’s Personal Information Protection Law and Korea’s Personal Information Protection Law," hosted by Atsumi & Sakai, Thomson Reuters KK and Westlaw Japan K.K., July 13, 2022

  • "Global Whistleblowing Today: EU Whistleblower Protection Directive and Legislation for the Protection of Personal Information in China and Korea," hosted by D-Quest Holdings, Inc. available from December 24, 2021 to February 28, 2022

  • Commentaries on European, Chinese, Taiwanese and Korean Laws Regarding Global Whistleblowing - Including the EU Whistleblowing Directive and China’s Personal Information Protection Law," hosted by Atsumi & Sakai, Thomson Reuters KK and Westlaw Japan K.K., November 11, 2021

  • "Privacy and personal information protection in the medical and healthcare field," hosted by Japan DPO Association, August 5, 2021
    - “The process of transferring personal information from healthcare providers to pharmaceutical companies”

  • "Explanation of Global Internal Whistle-blower Systems in Laws in Europe, China and Taiwan in light of Foreign Bribery Cases," hosted by Atsumi & Sakai, Thomson Reuters KK and Westlaw Japan K.K., February 25, 2020
  • "Data Protection Practices in Japan" (Explaining the current Act on the Protection of Personal Information and the Outline of Revisions to the Act on the Protection of Personal Information in comparison to GDPR) at "Tech Business Camp Tokyo," hosted by the Tokyo Metropolitan Government, January 20, 2020
  • "Explanation of Examples of GDPR Fines, California Consumer Privacy Act (CCPA), the Forthcoming Amendment to the Act on the Protection of Personal Information (APPI), Digital Tax and the Fair Trade Commission’s APPI guidelines," hosted by Business Research Institute, December 3, 2019
  • "European Business Law: GDPR in Practice" as a guest speaker at the Business Law Department of the Graduate School of Law, Hitotsubashi University, November 14, 2019
  • Speaker at a communication, technology & data protection session entitled "The Extra-territorial Impact of the General Data Protection Regulation (GDPR) on Business in the Asia Pacific Region," at the 32nd LAWASIA Conference held in Hong Kong, Novemnber 5-8, 2019
  • "GDPR and the Act on the Protection of Personal Information: Comparisons & Practice – Cases of Hefty Fines, Use of Medical Data, and the 2020 Revision of APPI," hosted by Corporate Management Forums, Inc., September 6, 2019
  • "Seminar on cookie policies, data losses, retention schedules and other matters under GDPR," hosted by the Business Research Institute, July 2, 2019
  • "Response to Information Leakages Required by GDPR and an Explanation of the proposed ePrivacy Regulation (Cookie Law)," hosted by the KINYUZAIMU KENKYUKAI Co., Ltd., May 24, 2019
  • "Chinese Cyber-Security Law and practical problems and solutions related thereto," hosted by Atsumi & Sakai, Internet Intiative Japan Inc. and Japan Institute for Overseas Investment (JOI), February 8, 2019
  • "New internal and external trends related to data compliance and practice methods for legal handling thereof —from the perspective of comparing the GDPR and the Act on Protection of Personal Information," hosted by Financial Facsimile News, organized by FN Communications, February 7, 2019
  • "Comparison between GDPR and China’s Cybersecurity Law and Practical Key Points for Japanese Companies," hosted by Atsumi & Sakai and Westlaw Japan K.K., January 21, 2019
  • "New Trends and Legal Practice of Global Data Compliance: from the Perspective of a Comparison between GDPR and the Personal Information Protection Act Focusing on Dealing with Emergency Situations Including Data Compliance and Information Leakage," hosted by Keiei Chousa Kenkyukai, January 18, 2019
  • Presentation entitled "Regulations relating to Personal Information Protection in Countries Outside Japan such as Asia," at the seminar entitled "EY Privacy Seminar 2018 - Protection and Use of Personal Data in Globalization and Digitalization," hosted by EY Advisory & Consulting Co., Ltd., November 27, 2018
  • Panelist at the panel discussion entitled "When and how to comply with the GDPR? What is the biggest enforcement risk for Japanese companies under the GDPR? What is the solution for it? – Big Law Firms' and GDPR Specialists' Perspectives," at the event entitled "Pressing Symposium: The Global Frontline of Privacy Protection Talked by Top of European Regulators," hosted by Internet Initiative Japan Inc. and Bird & Bird LLP, International Privacy and Data Protection Group, November 21, 2018
  • Speaker at a workshop entitled "Innovation through Data Utilization: Legal practice dealing with GDPR, cross-border transfers of personal data, AI, data agreements, Amended Unfair Competition Prevention Act, and Open API, etc.," at an event entitled "FIN/SUM X REG/SUM 2018," co-hosted by Nikkei Inc. and the Financial Services Agency, sponsored by Mitsubishi Estate Co., Ltd., September 26, 2018
  • "Personal Information Protection System of Business and the World (Data Protection Act) Part II," hosted by Atsumi & Sakai and Westlaw Japan K.K., August 29, 2018
  • "Personal Information Protection System of Business and the World (Data Protection Act)," hosted by Atsumi & Sakai and Westlaw Japan K.K., July 4, 2018
  • "Personal Information Protection Systems in Countries Outside Japan - From Recent Trends to the Statuses in Emerging Countries," hosted by Atsumi & Sakai and Japan Institute for Overseas Investment (JOI), June 15, 2018
  • ""The Fourth Practical Seminar on GDPR Response": How Can We Specifically Respond in Processing Agreements Regulated by GDPR?," hosted by the Internet Initiative Japan Inc., October 24, 2017
  • "2017 Tax Reform Proposals: Amendments to the Anti-Tax Haven Regime and Litigation Cases – the Impact on Corporations with Subsidiaries in Singapore and England, etc," hosted by Keiei Chousa Kenkyukai, March 8, 2017