WWL Thought Leader

Tsuyoshi Ikeda

Tsuyoshi (Yoshi) Ikeda is a founding partner of Ikeda & Someya, an antitrust boutique which was established in October 2018. Starting with two founding partners, Ikeda & Someya has marked a rapid growth and as of June 2023, it has 18 lawyers and they opened their office in Osaka in May 2022.

As a former official of the Investigation Bureau of the Japan Fair Trade Commission

(JFTC), Yoshi has extensive experience in all aspects of antitrust/competition issues. At the JFTC, he engaged in, among others, the implementation of the leniency programme in Japan and as many as 20 dawn raids. Prior to establishing Ikeda & Someya, Yoshi worked for Mori Hamada & Matsumoto, one of the Big...

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"Tsuyoshi has a sharp focus on antitrust matters"
"I often refer antitrust work to Tsuyoshi"
"He's a particularly strong lawyer"


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