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Senior Statespeople
Provided by Hiroyuki Tezuka
International Arbitration
International Litigation
Alternative Dispute Resolution
Corporate Disputes
Securities Litigation/Disputes Related to Financial Products
IP Litigation
PL Litigation
Insurance Related Disputes
Investor-State Dispute Settlement
Partner, Nishimura & Asahi (Gaikokuho Kyodo Jigyo)
Admitted: Japan, 1986; New York, 1993.
・"Rise of Hybrid Arbitration/Mediation in the Era of the Singapore Mediation Convention," International Arbitration: When East Meets West - Liber Amicorum Michael Moser, Kluwer Law International, 2020
・"Exploring the future of commercial dispute resolution in Asia: Accelerating efficiency and effectiveness in ADR," Asian Journal of Law and Society, Cambridge University Press, 2022
・"Japan" (chapter), Post-award Interest in the Asia-Pacific, Kluwer Law International, 2023
・"Arbitrability of International IP Disputes," The Guide to IP Arbitration – Third Edition, Global Arbitration Review, Law Business Research, 2024
Hiroyuki heads the international dispute resolution practice of Nishimura & Asahi. He specializes in international commercial litigation, arbitration, and mediation, and has represented many international clients, including multinational manufacturers, banking and securities firms, insurance companies, and information media companies, in disputes involving M&A, antitrust laws, corporate governance, insurance laws, intellectual property, defamation, joint ventures, licensing, construction, and other commercial matters, as well as international bankruptcy proceedings. He has been involved in a number of international arbitrations as counsel, sole arbitrator, and co-arbitrator (including chair) before the ICC, JCAA, AAA-ICDR, VIAC, KCAB, and SIAC.
Hiroyuki serves as Vice President of the Japan Association of Arbitrators and as Chief Director of the Japan International Mediation Center in Kyoto; formerly, he served as the Vice Chair of the Arbitration Committee of the IBA Legal Practice Division, and as Co-Chair of the Dispute Resolution and Arbitration Committee at the IPBA (2016 - 2020). From 2013 to 2016, he taught international arbitration and international dispute resolution at the University of Tokyo, School of Law as a visiting professor. He also served as a member of the International Court of Arbitration of the ICC (second term, through June 2024), a Council Member of the ICC Institute of World Business Law (ongoing, since 2018), and a member of the Court of Arbitration of the SIAC (2013 - 2024).
Japanese and English
2023- Chief Director, Japan International Mediation Center in Kyoto (JIMC-Kyoto)
2021-2022 Deputy Chief Director, JIMC-Kyoto
2021- Vice President, Japan Association of Arbitrators (JAA)
2020- Member, Task Force on “ADR and Arbitration” of the ICC Commission on Arbitration and ADR, International Chamber of Commerce (ICC)
2018-2024 Member, International Court of Arbitration of the ICC
2018- Council Member, ICC Institute of World Business Law
2016- Fellow, Chartered Institute of Arbitrators (FCIArb)
2013- 2024 Member, SIAC Court of Arbitration, Singapore International Arbitration Centre (SIAC)
2013-2016 Visiting Professor (International Commercial Arbitration), University of Tokyo, School of Law
Harvard Law School
LL.M.
1992
The University of Tokyo
LL.B.
1984
Japan’s Top 100 Lawyers 2024
Asia Business Law Journal - The A-List
2024
Litigation Star
Benchmark Litigation Asia-Pacific 2024
2024
Dispute Resolution - Leading Individual
Chambers Global 2024
2024
Global Guide 2024 - Arbitration and Commercial Litigation
Lexology Index (formerly Who's Who Legal)
2024
Dispute Resolution - Leading Individual
Chambers Asia-Pacific 2025
2025
Dispute Resolution - Hall of Fame
Legal 500 Asia Pacific 2025
2025
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