プロトタイプ制作研究所ロゴ

Member

Tatsuhiro Hirayama

Attorney, Atsumi & Sakai
Member of the Daini Tokyo Bar Association

  • Data Integration Infrastructure

  • Information and Communications

  • Finance

  • Human Resources

  • Technology

  • Carbon Neutrality

Graduated from the Department of Law, Faculty of Law, Chuo University in 2015
Completed his Juris Doctor at the Graduate School of Law, Hitotsubashi University in 2017
Tatsuhiro Hirayama served in the Financial Markets Division, Policy and Markets Bureau, Financial Services Agency (FSA) August 2019 to July 2021
Since April 2024, he has been a member of the AI Law Study Group.

Recent Publications and Seminars

[Publications]
• Practical Q&A on the Financial Instruments and Exchange Act Vol. 49: A Consideration of Non-Public Information Handled by Financial Instruments Business Operators, Junkan Shojihomu No. 2390, May 5, 2025 (Co-authored)
• Building an Ecosystem and Ripple Effects Brought About by a Domestic Crypto Asset Benchmark, Report of the Crypto Asset Benchmark Study Group, 2025
• International Comparative Legal Guide – Environment & Climate Change Laws and Regulations 2025, Japan chapter, Global Legal Group, 2025 (Co-authored)
• Practical Commentary: Key Considerations for the Implementation of Digital Salary Payments by Registered Funds Transfer Service Providers, Junkan Keirijouhou No. 1737, March 10, 2025 (Co-authored)
• Survey Report on Currency Law Systems in the US and Europe, Ministry of Finance, 2023 (Co-authored)
• Contract Templates for Equity Investment in Startups, Fintech Association of Japan, 2023 (Study group secretariat)
• Legal Considerations for the Diversification of Payment Methods, GINKO JITSUMU Vol. 53 No.9, 2023 (Co-authored)
• Study on How Data Utilization should be as Seen in the Information Bank Certification System, NBL No.1246, 2023 (Co-authored)
• International Comparative Legal Guide - Environment & Climate Change Law 2023, Japan chapter, Global Legal Group, 2023 (Co-authored)
• Survey Report on Overseas Stablecoin Use Cases and Analysis of Related Regulations, Financial Services Agency, 2022 (Co-authored)
• Financial Planning Practice, Ethics and Compliance (Extended Edition): Let's Think About Financial Planning in its Ideal State, Part 2. Financial Planner's Statutory Scope of Work, Part 4. Financial Services Business, Journal of Financial Planning May 2022 issue, 2022 (Co-authored)
• Explanation of Cabinet Office Order on Financial Instruments Business, etc. and Cabinet Office Order for Partial Amendment of the Cabinet Office Order on Financial Services Brokers, etc., Junkan Shojihomu No. 2270, 2021 (Co-authored)
• Practical Commentary: Administrative Procedure Points after Shareholders’ Meetings - Amendments of Registered Matters, Keeping Voting Forms, and Public Announcements, Junkan Keirijouhou, July No. 1549, 2019 (Co-authored)

[Web Articles]
• An Introduction to FinTech Legal (Chambers PA: FinTech 2022 Overview Japan), Chambers FinTech 2022, January 2022 (Co-authored)

[Newsletters]
• Commentary on the Report of the Working Group on Payment Services and Related Systems, Financial System Council, January 23, 2025 (Co-authored)
• Report of Working Group on Capital Market Regulations and Asset Management Task Force of the Financial System Council, Policy Research Institute, July 24, 2024 (Co-authored)
• Report of Working Group on Capital Market Regulations and Asset Management Task Force of the Financial System Council, Policy Research Institute, April 5, 2024 (Co-authored)
• Report of Working Group on Capital Market Regulations and Asset Management Task Force of the Financial System Council, Policy Research Institute, March 13, 2024 (Co-authored)
• Publishing of a working draft of a "Basic Law for Promoting Responsible AI" submitted to a project team of the Liberal Democratic Party of Japan, Policy Research Institute, February 29, 2024 (Co-authored)
• Report of the Working Group on Capital Market Regulations and Asset Management Task Force of the Financial System Council, Policy Research Institute, February 20, 2024 (Co-authored)
• Amendments of Cabinet Office Order on Financial Instruments Business, etc. for the improvement of Concurrent Engagement in an Investment Advisory Business, Policy Research Institute, August 15, 2023 (Co-authored)
• The first administrative guidance to generative AI platform and Alerts regarding the use of generative AI services issued by PPC, Policy Research Institute, June 8, 2023 (Co-authored)
• Proposals on Central Bank Digital Currency, Policy Research Institute, April 28, 2023 (Co-authored)
• Summary of Second Interim Report of the FSA Working Group on Capital Market Regulations of the Financial System Council and Customer-first Task Force, February 17, 2023 (Co-authored)
• Overview of Japan’s Economic Sanctions Against Russia and others in Response to the Situation in Ukraine, June 17, 2022 (Co-authored)

Topics of Specialty

Legal practice and latest trends in financial regulations
Legal practice in the fintech sector
Legal practice of the securities industry
Updates on energy law, carbon neutrality, and green transformation (GX)

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Inquiries Regarding Publications and Seminars