Ranked in 2 Practice Areas
2

Band 2

International Trade

Japan

4 Years Ranked

Spotlight

Ranked in Guides

About

Provided by Hideaki Umetsu

Asia-Pacific

Practice Areas

M&A, international trade, crisis management, corporate governance, business and human rights.

Career

Admitted in Japan (2004) and New York (2010); Mori Hamada & Matsumoto (Associate: 2004 to 2014, Partner: 2014 to present); Seconded to Ministry of Economy, Trade and Industry (Deputy Director) (2006-07); Worked at Davis Polk & Wardwell, New York and Tokyo in (2009-10); Lecturer at Seikei University Faculty of Law (2011-14); Managing Partner of Mori Hamada & Matsumoto New York Office (2024-).

Professional Memberships

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-); Co-Chair of International Bar Association (IBA) Asia Pacific Regional Forum (2021-); Member of International Activities and Strategy, Japan Federation of Bar Associations (2021-); 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); 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-).

Publications

"Strengthening and Expansion of Penalties with Respect to Bribery of Foreign Public Officials", Jurist; "Special Dialogue: What Financial Institutions Should Prepare Before the Commencement of Operation of the Economic Security (Pillar II) System", Kinyu IT Focus; "Insight into Financial and Business Matters: Human Rights Initiatives Spreading from Upstream to Downstream in Supply Chains", The Financial and Business Law Precedents; "Getting the Deal Through - Risk & Compliance Management 2023 - Japan Chapter", Getting the Deal Through - Risk & Compliance Management 2023; "Round-Table Talk: Geopolitical Risk and M&A", M&A Journal, MARR; “M&A Rules in Emerging Asian Countries – Fourth edition”, Shojihomu; “Legal Issues and Corporate Governance on Sustainability”, Economic Legal Research Institute; “Handbook for Rules Against Bribery of Foreign Public Officials for Companies Expanding Overseas (2nd Edition)”, Shojihomu; “100 Q&A: Complying with Global Data Protection Laws”, Chuokeizai-sha.

Personal

The University of Tokyo (LLB, 2003); The University of Chicago Law School (LLM, 2009).

Chambers Review

Provided by Chambers

Chambers Asia & Pacific

International Trade - Japan

2
Band 2
Individual Editorial
Hideaki Umetsu is appreciated by clients for his expertise in handling export controls and economic sanctions as well as compliance and global transactions for large corporates.

Crisis Management: Domestic - Japan

Spotlight
Individual Editorial

Hideaki Umetsu co-heads the firm's crisis management practice group, focusing on cross-border crisis and risk management and investigation matters.

Contributions

Latest contributions provided by Hideaki Umetsu

Global Practice Guide
Hideaki Roy Umetsu
Chihiro Tsukada
Aki Tanaka
Aritsune Miyoda
Authored by
Hideaki Roy Umetsu, Chihiro Tsukada, Aki Tanaka, Aritsune Miyoda
Article • Jun 2025

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