Tsuyoshi Ikeda

Of Counsel

Tsuyoshi Ikeda

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Bar Admissions

admitted in Japan, 2003; New York and California, 2009
Daiichi-Tokyo Bar Association

Contact Information



Practice Areas


Kyoto University (LL.B., 2002)
Oh-Ebashi LPC & Partners (2003-2005)
Japan Fair Trade Commission (2005-2007)
University of California, Berkeley, School of Law (LL.M., 2008)
Kirkland & Ellis, Chicago (2008-2009)

Major Activities

  • Non-Government Advisor (NGA), International Competition Network (ICN)
  • Officer, Antitrust Committee, International Bar Association (2017-)

Tsuyoshi Ikeda:Awards

Firm selected as leading law firm in Global Competition Review's "GCR100 - 17th Edition"
Top rankings received from Chambers Asia Pacific 2017
Top ranking received in "Who's Who Legal: Japan 2016"
Top rankings received from Chambers Asia 2016
Top rankings received from Chambers Asia 2015

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Tsuyoshi Ikeda:News

Public Service
A report titled "Research Report on the Status of the Execution by Competition Authorities in Emerging Nations and Other Counties" is released with contributions from Tsuyoshi Ikeda, Masayuki Atsumi, Shota Ogawa, and Ryoichi Inoue
Firm News
Nine new partners, one foreign law partner and three of counsels
Firm News
Tsuyoshi Ikeda joined Mori Hamada & Matsumoto

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Tsuyoshi Ikeda:Seminars

May 18, 2017External Seminars
"Competition standards to maintain the order of economic competition"
Apr. 26, 2017External Seminars
"Ask the Experts — Anti Trust Update for 2017 — Regional Answers for Doing Business outside HK if you are a HK Company — Korea, Japan, China, EU, HK"
Mar. 8, 2017External Seminars
"Cartels and Intellectual Property"
Sep. 20, 2016External Seminars
"IBA Annual Conference Washington 2016: Effective antitrust compliance programs"
Mar. 2, 2015 - Mar. 3, 2015External Seminars
"2015 ASIA FORUM - TOKYO "Doing Business in Asia: Recent Trends and Developments in the Regulatory Environment, Transactional Practice and Dispute Resolution""

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Tsuyoshi Ikeda:Publications

Magazine Article
"Antitrust Guidelines to Promote Compliance 3-2: Antitrust and Anti-corruption compliance in relation to contact with purchasers"
Book Article
"A Legal and Economic Analysis of Antimonopoly Law"
Magazine Article
"Case Study on Subcontract Act Written by Knowledgeable Practitioners #7: Regulation on consignors Part 3"
Magazine Article
"Influence of TPP on Corporate Legal Affairs (4): Potential Impact of Introduction of Commitment Procedure on Defense Activities in Antitrust Investigations"
Magazine Article
"Case Study on Subcontract Act Written by Knowledgeable Practitioners #3: Applicability of Subcontract Act Part 2"

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