Admitted
Japan (2000)
Bar Association
Dai-ichi Tokyo Bar Association
Education
Keio University, Faculty of Law (LL.B., 1996)
The Legal Training and Research Institute of the Supreme Court of Japan
Boston University School of Law (LL.M. in Banking and Financial Law, 2007)
Background
Mayer Brown International LLP (London) (September 2007-August 2008)
Atsumi & Sakai Europe Limited (London) (January 2015-January 2018)
Publications
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"Lawyers Guide 2025," Lexis Nexis and Business & Law LLC (January 2025) [Interview]
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6000 Legal Countermeasures for Financial Institutions Vol.3: Incidental and Ancillary Services, Fintech, Kinzai Institute for Financial Affairs (2022) [Co-author]
- Getting the Deal Through - Defence & Security Procurement 2019, Japan Chapter, Law Business Research Ltd. (2019) [Co-author]
- Getting the Deal Through - Fintech 2019, Japan Chapter, Law Business Research Ltd. (2018) [Co-author]
- Getting the Deal Through - Defence & Security Procurement 2018, Japan Chapter, Law Business Research Ltd. (2018) [Co-author]
- 5000 Legal Countermeasures for Financial Institutions Vol.3: Lending, Management, and Guarantees, Kinzai Institute for Financial Affairs (2018) [Co-author]
- 5000 Legal Countermeasures for Financial Institutions Vol.2: Exchange, Bills and Checks, Electronically Recorded Monetary Claims, Auxiliary Business, and Peripheral Business, Kinzai Institute for Financial Affairs (2018) [Co-author]
- "Snapshots of Developments in Japanese Fund Investment Markets and Practice," The International Asset Management & Investment Funds Review 2017/18, RJM Media Partners (2017) [Co-author]
- Getting the Deal Through - Fintech 2018, Japan Chapter, Law Business Research Ltd. (2017) [Co-author]
- "Aiming at innovation and a global financial centre," Global Banking & Financial Policy Review 2017/2018, IFLR (2017) [Co-author]
- "Fintech: Business Strategies and the Law," Kinzai Institute for Financial Affairs, Inc. (2017) [Co-author]
- Getting the Deal Through - Defence & Security Procurement 2017, Japan Chapter, Law Business Research Ltd. (2017) [Co-author]
- "Israel - An Innovation Hub," KAIGAI TOYUSHI, Japan Institute for Overseas Investment (November, 2016) [Co-author]
- Getting the Deal Through - Fintech 2017, Japan Chapter, Law Business Research Ltd. (2016) [Co-author]
- Data Protection & Privacy (3rd Edition), Japan Chapter, Thomson Reuters (2016) [Co-author]
- China Outbound Investment Guide 2016, Japan Chapter, ALM Publication(2016)[Co-author]
- “Brexit and its Legal Implications in the Field of Finance,” The Lawyers, ILS Publications, Inc. (September, 2016)
- “Major Legal Considerations in connection with Brexit: M&A, Finance, Labour, Personal Information, and Intellectual Property, etc.”, JUNKAN KEIRIJOUHOU No.1453, CHUOKEIZAI-SHA, INC. (August, 2016) [Co-author]
- "Changes to Regulations Relating to Funds for Professional Investors", Global Asset Management & Servicing Review 2016/17, IFLR (2016) [Co-author]
- "Innovation by Banks and FinTech Companies‐A Summary of FinTech Issues from the Perspective of Financial and IT Law", Financial Law Journal, Kinzai Institute for Financial Affairs, Inc. (February, 2016) [Co-author]
- "Japan-changes in regulation following the "AIJ scandal"", Euromoney Yearbooks - Global Asset Management & Servicing Review 2013/14, Euromoney Institutional Investor PLC (2013)
- "Aiming at diversity", IFLR JULY/AUGUST 2012, IFLR (2012) [Co-author]
- "Japan-Changes in Regulation", Euromoney Yearbooks - Global Asset Management & Servicing Review 2012/13, Euromoney Institutional Investor PLC (2012)
- "Structured Covered Bonds in Japan and Europe", Business Homu, CHUOKEIZAI-SHA, INC. (September, 2011) [Co-author]
- Financial Instruments and Exchange Act Volume 3: Conduct Regulation, Kinzai (2010) [Co-author]
- "ADR in Business Restructuring: a Q&A" Turnaround Manager, Banking Education Co., Ltd. (January, 2010) [Co-author]
- "Comparisons and Transformation of the Fiduciary Duty Obligation between Japan and the USA," Shoji Homu no. 1804, the Commercial Law Center (2007) [Co-author]
- "Japan's international insolvency laws," Asian Counsel Vol. 2 Issue 7 (September, 2004)
- "Financing to insolvent companies in Japan," Global Insolvency & Restructuring Yearbook 2004/5 [Co-author]
- "Q&A Corporate Law Amendments of 2002—The Establishment of a Committee System and Rethinking of Shareholding System and General Meetings of Shareholders," Dai-ichi Tokyo Bar Association General Legal Research Division, Corporate Section Ed., published in Japanese by Shin-Nihon Hoki [Co-author]
- "Q&A Corporate Law Amendments of 2001—Stock Options and Shareholder Representative Suits," Dai-ichi Tokyo Bar Association General Legal Research Division, Corporate Section Ed., published in Japanese by Shin-Nihon Hoki [Co-author]
Web Articles
- "There may be trouble ahead," Asia Business Law Journal (March 2025) [Interview]
- "Coronavirus: Government measures in key jurisdictions," Japan Chapter (February 2021) [Co-author]
- “What is Equity Crowdfunding? – An Overview of the Amendment of the Financial Instruments and Exchange Act and Practical Problems” BUSINESS LAWYERS website (August, 2016) [Co-author]
- "Steps that Japanese Companies with Business in UK and EU will Need to Take in Order to Deal with Brexit – a Legal Analysis," SHOJIHOMU PORTAL (July, 2016)
- "Important changes to the regulations relating to funds for professional investors," Practical Law, Thomson Reuters (May, 2016) [Co-author]
- “The World’s Largest Membership System FinTech Group Held a Summit in London”, ZUU online (April, 2016)
- "Investing in Japan," Paractical Law, Thomson Reuters (March, 2016) [Co-author]
- “Insurance × IT = “InsTech” Event Held in London”, ZUU online (March, 2016)
- ”Practical Law - Investing in Japan”, Tomson Reuters (January, 2015) [Co-author]
- "International Corporate Procedures", Japan Chapter, Jordan Publishing Online (October, 2012) [Co-author]
- "Japan moves to facilitate rights offerings" Practical Law Company (February, 2011)
- "Japan’s Financial Services Agency provides detailed rules on centralised clearance of OTC" Practical Law Company (December, 2010)
- "Tokyo Stock Exchange to Launch PRO-BOND Market" Practical Law Company (November, 2010)
- "Government Forges Ahead with Public-Private Fund for Infrastructure Projects" Practical Law Company (October, 2010)
- "FSA of Japan provides clarification regarding the application of tender offer rules" Practical Law Company (May, 2010)
- "The financial markets in Japan 2009 and outlook for 2010″ Practical Law Company (January, 2010) [Co-author]
- "New option for out-of-court workouts for Japanese companies" Practical Law Company (October, 2009)
- "New taxation rules aimed at stimulating foreign investment in funds that invest in equities" Practical Law Company (September, 2009)
- "US activist hedge fund wins Japanese company’s board vote" Practical Law Company (July, 2009)
- "Wholesale amendments to the Claims Law of the Civil Code of Japan" Practical Law Company (May, 2009)
- "Japanese stock exchanges setting up framework for a remote trading participant system" Practical Law Company (April, 2009)
Seminars
- “Basic knowledge of German business laws that Japanese expats should know in advance,” hosted by Atsumi & Sakai, Atsumi & Sakai Europa GmbH - Rechtsanwälte und Steuerberater, and Japan Institute for Overseas Investment (JOI), Novemver 15, 2023
- ”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
- Panelist at a seminar entitled "Israel Start-ups - Why and How to Invest in Israel Now," hosted by Atsumi & Sakai and Japan Institute for Overseas Investment (JOI), November 1, 2016
- "Cybersecurity, Encryption and the Right to be Forgotten," at IBA Annual Conferece 2016, hosted by the International Bar Association, September 20, 2016
- Moderator at a seminar entitled "Brexit Seminar," hosted by Atsumi & Sakai in collaboration with CMS Cameron McKenna LLP, September 8, 2016
- Panelist at a seminar entitled "Recent Developments in FinTech in the UK, Singapore, Japan," hosted by Atsumi & Sakai and Japan Institute for Overseas Investment (JOI), September 6, 2016
- “[Soon!] Recapping the Basics of “Brexit” and its Implications – a Legal Perspective,” co-hosted by LexisNexis Japan and the Business Law Journal, in cooperation with Atsumi & Sakai, July 27, 2016
- "Cross-Border Transactions- Tokyo M&A Roundtable", hosted by mergermarket, September 26, 2012
- "Changes to Japanese Regulations Affecting Fund Business", the 6th Annual Hedge Funds Investments Japan Congress hosted by International Quality & Productivity Center, May 23, 2012
- "Marketing Foreign-Domiciled Funds and Role of the Gatekeeper", hosted by Seminar-info, November 24, 2011
- "U.S. and Japanese regulatory issues affecting Hedge Funds", the 5th Annual Hedge Funds Investments Japan Congress hosted by International Quality & Productivity Center, May 25, 2011
- "Structured Covered Bonds – In Light of Overseas Covered Bonds", hosted by Kinyu Zaimu Kenkyukai, May 11, 2011
- "Case Study on Hypothetical Non-Japanese Fund Seeking Investors in Japan", the 4th Annual Hedge Funds Investments Japan Congress hosted by International Quality & Productivity Center, May 25, 2010
- "Personal Information Protection Act of Japan", hosted by the Keiei Chousa Kenkyukai, November 19, 2009
- "Business Restructuring and Turnaround Strategies in Times of Economic Difficulty: the Sponsor's Perspective,", hosted by the Kinzai, September 9, 2009
- "Financial Products Transaction Law (Investment Services Law) and its influence on the practice of securitization," (in Japanese), hosted by Seminar-info., April 27, 2006
- The Best Lawyers in Japan 2026
- Structured Finance Law
- The Legal 500 Asia Pacific 2025 Leading Individuals
- Investment funds
- IFLR1000 2024
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- The Best Lawyers in Japan 2025
- Structured Finance Law
- The Legal 500 Asia Pacific 2024 Leading Individuals
- Investment funds
- IFLR1000 2023
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- The Best Lawyers in the United Kingdom 2024
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Capital Markets Law
- Information Technology Law
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- The Best Lawyers in Japan 2024
- Capital Markets Law
- The Legal 500 Asia Pacific 2023 Leading Individuals
- Investment funds
- IFLR1000 32nd edition
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- The Best Lawyers in the United Kingdom 2023
- Information Technology Law
- The Best Lawyers in Japan 2023
- Capital Markets Law
- The Legal 500 Asia Pacific 2022 Asia Pacific Leading Individuals
- Investment funds
- The Best Lawyers in the United Kingdom 2022
- Information Technology Law
- The Best Lawyers in Japan 2022
- Capital Markets Law
- IFLR 1000 Financial and Corporate 2021
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- The Best Lawyers in Japan 2021
- Capital Markets Law
- IFLR 1000 Financial and Corporate 2020
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- The Best Lawyers in Japan 2020
- Capital Markets Law
- IFLR 1000 Financial and Corporate 2019
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- Chambers Global 2018 Leading Individual
- Corporate/M&A (Expert based abroad in UK)
- IFLR 1000 Financial and Corporate 2018
Leading Lawyers (Highly regarded)- Banking
- Capital markets: Structured finance and securitisation
- Chambers Global 2017 Leading Individual
- Corporate/M&A (Expert based abroad in UK)
- Banking
- Capital markets: Structured finance and securitisation
- asialaw Profiles 2015 Leading Lawyers
- Banking
- asialaw Profiles 2014 Rising Star
- Banking
- The Legal 500 2012 Leading Individual
- Structured Finance / Securitisation
- Corporate and M&A