Hideaki Roy Umetsu
Partner | Managing Partner, New York
“Hideaki Umetsu fully demonstrates his professional abilities based on high ethical standards and a fair and sincere spirit. I have absolute trust in him.”
ranked in International Trade and Crisis Management (Domestic)
ranked in International Trade and Crisis Management (Domestic)
Chambers Asia-Pacific Guide 2025
“He is well versed in the actual state of our business, our industry and the circumstances of each country in which we operate, and we have received extremely accurate advice.”
ranked in International Trade
ranked in International Trade
Chambers Global
“Hideaki Umetsu has extensive experience in cross-border crisis management and investigations for Japanese company subsidiaries”
ranked in Risk Management and Investigations
ranked in Risk Management and Investigations
Legal 500
Nikkei Inc's “Corporate Legal Tax Affairs and Lawyer Survey” (2022 & 2024)
ranked 1st in International Trade and Economic Security Category
ranked 1st in International Trade and Economic Security Category
Nikkei Inc.
Nikkei Inc's “Corporate Legal Tax Affairs and Lawyer Survey” (2023)
ranked 1st in Business and Human Rights Category
ranked 1st in Business and Human Rights Category
Nikkei Inc.
Practices
Seminars
Past
November 12, 2025 (Wed) 9:00 a.m. - 10:00 a.m. (EST)"Steptoe Pilot: Sustainability Innovation & Peer Collaboration"External Seminars
Past
November 5, 2025 (Wed) 9:30 a.m. - 10:45 a.m. (EST)"Mapping and exploring the Future of Legal Services: challenges and opportunities"External Seminars
Past
November 1, 2025 (Sat) 3:45 p.m. - 4:30 p.m. (EST)"Charting the Future of Dispute Resolution: Global Shifts, Green Energy, and Geopolitical Risk (Part II)"External Seminars
Past
July 17, 2025 (Thu) 3:30 p.m. - 5:50 p.m."Open Seminar on Economic Security Best Practices"Mori Hamada Seminars
【Strider Technologies Japan】David Parker, Hiroshi Taniguchi【Strider Technologies Inc.】Robert Lamb【The Institute of Geoeconomics】Eiki Tagami【Mori Hamada & Matsumoto】Past
June 3, 2025 (Tue) 9:15 a.m. - 10:15 a.m. (EDT)"Doing Business in and with Global Markets 2025"External Seminars
Past
June 26, 2024 (Wed) 9:00 a.m. - 4:45 p.m."Doing Business In and With Global Markets 2024"External Seminars
Past
June 09, 2023 (Fri) 11:00~12:30 (ICT)"Human Rights and Environmental Due Diligence in Asia: Principles and practices in Action"External Seminars
Past
October 12, 2022 (Wed) 16:00~17:15”Emerging Global Business and Human Rights Trends -including practical issues of Uyghur Forced Labor Prevention Act”Mori Hamada Seminars
Past
May 25 (Wed) - June 24 (Fri)(English Webinar) "Overview of Japan’s Economic Sanctions against Russia and Belarus (Updated on May 23)"Mori Hamada Seminars
Past
March 11 (Fri) - April 10 (Sun)(English Webinar) "Overview of Japan’s Economic Sanctions against Russia and Belarus"Mori Hamada Seminars
Past
October 13,2022 (Thu) 10:00 a.m. ~ December 13,2022 (Tue) 5:00 p.m."MHM Premium Live Seminar: 'New Rules for Sustainability' "Mori Hamada Seminars
Past
November 25, 2019 (Mon) 12:15~13:15"Asia Pacific Mergers & Acquisitions Conference: Joint Ventures in Asia"External Seminars
Related Topics
- Awards
- Awards
- Awards
- Awards
- Awards
- Awards
The Best Lawyers in Japan™ (2026 edition)Akiko SueokaNaohisa IimuraHiroki HabukaKeigo KuboRisa Morita - Awards
- Awards
- Awards
Profile
Background
The University of Tokyo (LL.B., 2003)
assigned to the Ministry of Economy, Trade and Industry as a fixed-term government employee (Deputy Director) (in charge of the Trust Law, the Corporate Law, M&A, etc.) (2006-2007)
The University of Chicago Law School (LL.M., 2009)
Davis Polk & Wardwell (New York and Tokyo) (2009-2010)
Major Activities
- Lecturer at Seikei University Faculty of Law (2011-2014)
- Manager of International Councils, Japan Federation of Bar Associations (2012-2020)
- Bar Association Liaison Officer of Asia Pacific Regional Forum of International Bar Association (2016-2019)
- Member of the Task Force for Overseas Expansion Strategy under the Long-term Global Warming Countermeasures Platform, Minister of Economy, Trade and Industry (2016-)
- Member of Expert Group for Drafting Guidebook for Introduction to Climate Change Adaptation Businesses (a project for visualization of climate change adaptation effects in 2017) issued by Ministry of Economy, Trade and Industry (2017-)
- Co-chair of "6th Asia Pacific Regional Forum Biennial Conference: Unified Asia" organized by International Bar Association (2019-)
- Vice Chair of International Bar Association (IBA) Asia Pacific Regional Forum (2020-2021)
- Member of International Councils, Japan Federation of Bar Associations (2020-2021)
- Head of the Coordination Committee of the publication of “Doing Business in Asia Pacific” issued by the IBA Asian Pacific Regional Forum (2020)
- Co-Chair of International Bar Association (IBA) Asia Pacific Regional Forum (2021-2022)
- Member of International Activities and Strategy, Japan Federation of Bar Associations (2021-)
- Member of Working Group on Bribery of Foreign Public Officials, Unfair Competition Prevention Subcommittee, Intellectual Property Committee, Industrial Structure Council, Ministry of Economy, Trade and Industry(2022-)
- Commissioner of Future of Legal Services Commission, International Bar Association (IBA) (2022-)
- Participated as a national expert in the UN Development Programme’s “Business and Human Rights Academy (B+HR Academy) (2022-)
- Member of the Expert Committee on Security Clearance Systems, Etc. in the Economic Safety Field, Cabinet Secretariat (2023-)
- Member of the Public-Private Council on Food Donations, Etc. (2024-)
- Co-Vice Chair of Future of Legal Services Commission, International Bar Association (IBA) (2024-2025)
- Director of the Japanese Chamber of Commerce and Industry of New York (2025-)
- Co-Chair of Future of Legal Services Commission, International Bar Association (IBA) (2026-)
Qualifications & Affiliations
admitted in Japan, 2004; New York, 2010Daini-Tokyo Bar Association