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Atsumi & Sakai
Yukihito Machida
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Yukihito Machida

Senior Partner

Main Practices
Insurance / Financial Regulation / Venture Finance / Fintech / Asset Management and Investment Funds / General Compliance / Internal Audits / Accounting Fraud / Insider Trading and Market Manipulation / Corporate Governance / Shareholder Meetings / General Corporate Legal Affairs / Establishing Companies and Businesses for Startups / Cashless Payments and E-money / Financial Institution DX, BaaS, and API / Electronic Payment Services (PFM, Accounting Services), Information Banks, and Use of Financial Information / InsurTech / Crypto-assets / RegTech and SupTech / Securities Transactions, Disclosure, and Securities-related Litigation / M&A, Corporate Reorganization, and Joint Ventures / Private Equity and Venture Capital / Corporate Disclosure Compliance / Inward Investment / Open Innovation and Startups
Languages
Japanese / English
Office
Tokyo
Contact

Overview

Publications & Seminars

Awards

Admitted

Japan (1998) and New York (2005)

 

Bar Association

Tokyo Bar Association

Education

Chuo University (LL.B., 1994)
The Legal Training and Research Institute of the Supreme Court of Japan
University of Southern California (USC) Gould School of Law (LL.M., 2004)

Background

Tokyo City Law & Tax Partners (April 1998-March 1999)
LeBoeuf, Lamb, Greene & MacRae, L.L.P., New York (September 2004-July 2005)
Financial Services Agency (Planning and Coordination Bureau, Corporate Accounting and Disclosure Division) (October 2005-December 2007)
Nishimura & Asahi (April 1999-December 2019)
SBI Sumishin Net Bank, Ltd., Outside Director (January 2021-September 2025), Appointment/Remuneration Committee Chairman (July 2023-July 2024)

Publications

  • Panoramic - Hedge Funds 2024, Japan chapter, Law Business Research Ltd. (2024) [Co-author]
  • Techniques for Utilizing Regional Financing, Kinzai Institute for Financial Affairs (2022) [Co-author]
  • Practical FAQ on the FIEA, SHOJIHOMU (2022) [Co-author]
  • Commentary on the Financial Instruments and Exchange Act, Vol. 1, Definitions and Disclosure System (Second Edition), SHOJIHOMU (2018) [Co-author]
  • Detailed Explanation on Possession of Large Volume System, SHOJIHOMU (2016)
  • Practical Examples: Responding to Corporate Scandals - The Only Legal Practice that You Need to Know (Second Edition), Keidanren Publisher (2014) [Co-author]
  • Series of Points at Issue: Financial Instruments and Exchange Act [2], DAI-ICHI HOKI CO.,LTD. (2014) [Co-author]
  • 25 Ironclad Rules to Protect a Company from Crisis, BUNGEISHUNJU LTD. (2014) [Co-author]
  • Outline of FIEA I – Tender Offers (2), SHOJIHOMU (2012) [Co-author]
  • Outline of FIEA I – Tender Offers (1), SHOJIHOMU (2011) [Co-author]
  • Practices of Possession of Large Volume, Supplementary Volume of SHOJIHOMU No. 335, SHOJIHOMU (2009) 
  • New Certified Public Accountants and Audit Corporation System – Efforts to Secure Fair Financial and Capital Markets, DAI-ICHI HOKI CO.,LTD. (2009) [Co-author]
  • New Tender Offer System and Possession of Large Volume System, SHOJIHOMU (2007) [Co-author]

Articles

  • “Practical FAQ on the FIEA vol. 49 – A Study on ‘Undisclosed’ Information of Customers Handled by Financial Instruments Business Operators,” Junkan Shoji homu No. 2390, May 5 and 15, 2025 Issue (2025)
  • “Practical FAQ on the FIEA vol. 42 – Tender Offer Regulations and Substantial Special Related Parties,” Junkan Shoji homu No. 2369, September 15, 2024 Issue (2024) [Co-author]
  • “Practical FAQ on the FIEA vol. 36 – Regulations on Compensation for Losses, etc. and Provision of Special Benefits Applied to GP that Self-Solicits and Self-Manages a PE Fund,” Junkan Shojihomu No. 2350, February 15, 2024 Issue (2024)
  • “Practical FAQ on the FIEA vol. 29 – Various Issues Related to Material Proposals, etc. in the Large Shareholding Reporting System,” Junkan Shojihomu No. 2265, June 15, 2021 Issue (2021)
  • “Practical FAQ on the FIEA vol. 19 – Issues related to Principal Shareholders of Listed Companies,” Junkan Shojihomu No. 2236, July 2020 Issue (2020) [Co-author]
  • “Practical FAQ on the FIEA vol. 4 – Purchases, etc. Made by an Extremely Small Number of Persons under Tender Offer Regulations,” Junkan Shojihomu No. 2193, March 15, 2019 Issue (2019)
  • “A Study of the Use of Bonds with Share Options (2) – Use of Seed Stage of Venture Finance,” Junkan Shojihomu No. 2140, July 25, 2017 Issue (2017)
  • “A Study of the Use of Bonds with Share Options (1) – Use of Seed Stage of Venture Finance,” Junkan Shojihomu No. 2139, July 15, 2017 Issue (2017)
  • “Outline of the Financial Year 2015 Amendment of the FIEA and the Impact on Fund Operators,” Kaisha-Ho A2Z, March 2016 Issue (2016)
  • “2013 Amendment of the FIEA – Outline of Review of Insider Trading Regulations,” Kaisha-Ho A2Z, September 2013 Issue (2013)
  • “Leakage Scene of Insider Information and Key Points,” Junkan Keirijouhou No. 1355, August 10, 2013 Issue (2013)
  • “Overview of the Amendment on Insider Trading Regulations,” Junkan Keirijouhou No. 1355, August 10, 2013 Issue (2013)
  • “Practical Issues on the Amended FIEA: Review of Insider Trading Regulations and Impact on M&As,” Kaisha-Ho A2Z, February 2013 Issue (2013)
  • “Response of Corporate Auditors, etc. on Discovery of a Violation, etc. of Laws and Regulations, etc. or Improper Act, etc.,” Gekkan Kansayaku No. 603, September 2012 Issue (2012)
  • “Trends and Remarks on Delisting (Going Private) by Recent MBO,” Kaisha-Ho A2Z, March 2012 Issue (2012)
  • “Reporting System and Corporate Auditors’ Response when Fraudulent and Illegal Acts are Discovered by Corporate Auditors,” Gekkan Kansayaku No. 570, May 2010 Issue (2010)
  • “Recent Trends and Countermeasures of Corporate Auditor Civil Liability - Based on the Nanaboshi Judgment (Judgment of the Osaka District Court on April 18, 2008),” JICPA Accounting and Audit Journal No. 657, April 2010 Issue (2010)
  • “FSA Announces Tender Offer Q&A - Expect Further Clarification of TOB Rules,” Business Research Institute, February 2010 Issue (2010)
  • “Civil Liability of Audit Corporations and their Employees – Shock of the Livedoor Judgement (Judgement of the Tokyo District Court of May 21, 2009),” JICPA Accounting and Audit Journal No. 654, January 2010 Issue (2010)
  • “The Practice of Reporting Large-Volume Holdings (vol. 11, fin) Future Issues in the Reporting System of Large-Volume Holdings” Shunkan Shoji Homu No. 1870, July 5, 2009 (2009) [Co-author]

  • 第1条     “The Practice of Reporting Large-Volume Holdings (vol. 10) Response to Violations of the Reporting System of Large-Volume Holdings” Shunkan Shoji Homu No. 1869, June 25, 2009 [Co-author]

    第2条     “The Practice of Reporting Large-Volume Holdings (vol. 9) Notes on Creating and Submitting Large-Volume Holdings Reports (part 3)” Shunkan Shoji Homu No. 1867, June 5, 2009 [Co-author]

    第3条     “The Practice of Reporting Large-Volume Holdings (vol. 8) Notes on Creating and Submitting Large-Volume Holdings Reports (part 2)” Shunkan Shoji Homu No. 1866, May 25, 2009 [Co-author]

  • “Fraudulent Accounting and Accounting Irregularities in Listed Companies and Legal Liability (2),” Junkan Shojihomu No. 1864, April 25, 2009 Issue (2009)
  • “Fraudulent Accounting and Accounting Irregularities in Listed Companies and Legal Liability (1),” Junkan Shojihomu No. 1863, April 15, 2009 Issue (2009)
  • “The Practice of Reporting Large-Volume Holdings (vol. 7) Notes on Creating and Submitting Large-Volume Holdings Reports (part 1)” Shunkan Shoji Homu No. 1861, March 25, 2009 [Co-author]
  • “The Practice of Reporting Large-Volume Holdings (vol. 6) Special Reporting System (part 2)” Shunkan Shoji Homu No. 1860, March 15, 2009 [Co-author]
  • “The Practice of Reporting Large-Volume Holdings (vol. 5) Special Reporting System (part 1)” Shunkan Shoji Homu No. 1859, March 5, 2009 [Co-author]
  • “The Practice of Reporting Large-Volume Holdings (vol. 4) Various Issues concerning Amended Reports” Shunkan Shoji Homu No. 1857, February 15, 2009 [Co-author]
  • “Response on Discovery of a Violation, etc. of Laws and Regulations, etc.,” JICPA Accounting and Audit Journal No. 643, February 2009 Issue (2009)
  • “Outline of Limited Liability Audit Corporation System,” JICPA Accounting and Audit Journal No. 642, January 2009 Issue (2009)
  • “The Practice of Reporting Large-Volume Holdings (vol. 3) Overview of the Large-Volume Holdings Reporting System and a Consolidation of Basic Concepts (part 3)” Shunkan Shoji Homu No. 1853, December 25, 2008 [Co-author]
  • “The Practice of Reporting Large-Volume Holdings (vol. 2) Overview of the Large-Volume Holdings Reporting System and a Consolidation of Basic Concepts (part 2)” Shunkan Shoji Homu No. 1852, December 15, 2008 [Co-author]
  • “The Practice of Reporting Large-Volume Holdings (vol. 1) Overview of the Large-Volume Holdings Reporting System and a Consolidation of Basic Concepts (part 1)” Shunkan Shoji Homu No. 1851, December 5, 2008 [Co-author]
  • “Q&A on Practical Matters Related to the Companies Act and the FIEA (vol. 6) Shareholdings of Target Company Officers and the Necessity of a Hostile Takeover Bid” Shunkan Shoji Homu No. 1826, March 5, 2008 [Co-author]
  • “Study of Issues related to Transition to a Limited Liability Audit Corporation,” Junkan Shojihomu No. 1824, February 15, 2008 Issue (2008)

Web Articles

  • “A conversation with Atsumi & Sakai,” Asian Legal Business (ALB) Asia Edition (July, 2024)
  • “NIKKEI’S NEW DAWN,” Asian Legal Business (ALB) Asia Edition (comments in article) (July, 2024)
  • “Contract Templates for Equity Investment in Startups,” Fintech Association of Japan (2023) [as a Study Group Secretariat]
  • “Court Precedents on Auditors’ Legal Liability,” Legal Commission Research Report No. 15 of the Japanese Institute of Certified Public Accountants (JICPA), on the JICPA Website [Participated in the Writing]
  • “If an Audit Corporation Finds a Sign of Fraudulent Accounting – Reporting System for Discovery of Fraudulent and Illegal Acts and Increasing Expectations of Corporate Auditors,” Nishimura Asahi’s Legal Outlook, 93rd on the Website “Ho to Keizai no Janaru (Journal on Law and Economics) Asahi Judiciary” (April 2012)

Newsletters

Seminars