Roundtable on SIAC Arbitration

Hiroyuki heads our international dispute resolution practice. He specializes in international commercial litigation, arbitration, and mediation. He has represented many international clients, including multi-national manufacturers, banking and securities firms, insurance companies, and news media 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. 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, was Vice Chair of the Arbitration Committee of the IBA Legal Practice Division, and was Co-Chair of the Dispute Resolution and Arbitration Committee at the IPBA from 2016 to 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 (with his second term ending in June 2024), and has been a Council Member of the ICC Institute of World Business Law since 2018. In addition, he has been a member of SIAC’s Court of Arbitration since 2013.

Taeko heads the firm’s India practice, and advises Japanese corporations investing and doing business in India, with a special focus on dispute resolution (litigation and arbitration), and regulatory work (criminal and competition related matters). She also handles jurisdictions such as Sri Lanka, Pakistan, the UAE, Bangladesh, Nepal, Maldives, and other countries in South Asia, the Middle East and Africa.

Gai handles a wide variety of IP related disputes including IP infringement litigation and trials as well as non-contentious matters including drafting and reviewing IP related agreements. With an engineering background, Gai has particular expertise in patent related matters but is also adept at handling copyrights, trademarks and trade secrets. 

Gai also advises tech ventures and startups on cutting-edge technological matters involving AI, IoT and data including data privacy. Gai served as a member of the team that drafted the “Contract Guidelines on the Utilization of AI and Data,” Japan’s first comprehensive guidelines on AI and data related contracts published by the Japanese Government in June 2018. His strength in technology related matters is widely acknowledged by clients: “Gai Matsushita is particularly experienced in the technical field while having a deep knowledge of law, he is an excellent lawyer who leads his client in the right direction” (Legal 500 Asia Pacific 2020).

Gai is active in the field of international dispute resolution. Based on his experience working at leading firms in Singapore and New York, Gai has represented clients in several international commercial arbitration cases seated outside of Japan and in arbitration related domestic procedures including applications for provisional dispositions in Japan.