Cartels 2025

JAPAN Law and Practice Contributed by: Shigeyoshi Ezaki, Vassili Moussis, Yoshiharu Usuki, Takeshi Ishida and Azusa Hongo, Anderson Mori & Tomotsune

Anderson Mori & Tomotsune (AMT) has one of the leading international antitrust and compe - tition practices in Japan. The team comprises a number of highly specialised attorneys who are experienced in representing clients before all the major antitrust authorities, including the Japan Fair Trade Commission, the US Depart - ment of Justice and Federal Trade Commission, the EC, China’s Ministry of Commerce and Na - tional Development and Reform Commission, the Competition and Consumer Commission

of Singapore and the Competition Commis - sion of India. The firm has advised on many of the highest-profile, most complex international cartel investigations and merger control trans - actions over the past few decades. It regularly co-operates with top competition firms and practitioners worldwide and is frequently called upon to help formulate and implement global antitrust strategies and ensure speedy merger control clearances.

Authors

Shigeyoshi Ezaki is a partner in the competition/antitrust practice at Anderson Mori & Tomotsune. He has contributed to several industry publications and is a member of the Daini

Yoshiharu Usuki is a partner in the competition/antitrust practice at Anderson Mori & Tomotsune. He has extensive experience in defending clients involved in international cartel

Tokyo Bar Association and the Inter-Pacific Bar Association. He is also an executive director of the Competition Law Forum and a councillor at the Asia Competition Association.

investigations, particularly before the Japan Fair Trade Commission and other foreign competition authorities such as the US Department of Justice and the EC. He also has in-depth knowledge of recent trends in cartel investigation practices in Japan and elsewhere. After obtaining his law degree in Japan, he spent time in the UK, where he earned an LLM in competition law and worked in a major UK law firm’s competition department for one year as a foreign lawyer.

Vassili Moussis is a partner in the competition/antitrust practice at Anderson Mori & Tomotsune. He has practised competition law for more than 20 years in London, Brussels

and Tokyo, where he has been based since 2009. He studied law in Belgium and the UK and is qualified as a solicitor in England and Wales. Additionally, he is registered with the Japanese Bar. He also worked at the EC’s Directorate General for Competition for one year. His practice at AMT focuses on all aspects of competition law, including representing clients in numerous international cartel investigations and follow-on civil litigation cases.

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