Department profile
Hibiya Sogo Law Office

Competition/Antitrust

Asia-Pacific Guide 2026 : Japan


Hibiya Sogo Law Office

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Chambers Review

Provided by Chambers

Competition/Antitrust - Japan

Band 1

Band 1


What the Team is Known For

Hibiya Sogo Law Office is a top-tier boutique firm specialising in antitrust and competition matters. The firm garners praise for its ability to handle JFTC investigations into cartel and unilateral conduct, as well as follow-on civil litigation as defence counsel to Japanese corporates and individual defendants.

Notable practitioners
Tsutomu Nakato
Tsutomu Nakato is a very experienced practitioner and is widely acknowledged by sources for his expertise in antitrust law. His practice focuses on investigations into anti-competitive conduct, such as cartels, including bid rigging and price fixing, and unilateral behaviour, such as abuse of a superior bargaining position.

Toshiaki Tada
Toshiaki Tada is widely known in the market for his experience in the field of competition and antitrust. He represents clients in a variety of merger filings and investigations by domestic and international antitrust authorities.

Koya Uemura
Koya Uemura is recognised for his expertise in competition and antitrust matters and investigations.

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Ranked Individuals at Hibiya Sogo Law Office (3)

Japan

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