Kaoru Hattori
Asia-Pacific Guide 2025
Band 1 : Competition/Antitrust
Email address
[email protected]Contact number
81 (3) 6889-7192Share profile
Band 1
About
Provided by Kaoru Hattori
Practice Areas
Antitrust/Competition Law Advice, Antitrust Litigation/Investigation, Merger Control, Unreasonable Premiums and Misleading Representation Prevention Act and Subcontract Act , International Trade, General Corporate.
Career
Become a Partner of Asahi & Koma in 2006. Joined Nagashima Ohno & Tsunematsu in 2007. Become a Partner of Nagashima Ohno & Tsunematsu in 2009. Become a Ad Hoc Member, the Industrial Structure Council, Ministry of Economy, Trade and Industry (Commission Member, Trade Committee, Subcommittee on Trade Remedies) in 2017. Become a Trustee, The Sasakawa Pace Foundation in 2018, Become an Outside Audit and Supervisory Board Member, Toyo Seikan Group Holdings, Ltd in 2024.
Professional Memberships
Daini Tokyo Bar Association(1997, 2002)
Publications
"Merger Handbook [4th Edition]" (Co-authors) (Shojihomu Co., Ltd., September, 2019); Chambers Global Practice Guides Merger Control 2019 Japan - Law & Practice (co-author) (July, 2018); The International Comparative Legal Guide to: Vertical Agreements and Dominant Firms 2017, 2018, 2019 Japan (co-author); Lexology Getting the Deal Through - Cartel Regulation 2022-2024 Japan (Co-authors); etc.
Personal
LLB, The University of Tokyo, 1995; LLM, University of San Diego School of Law,2002; Adjunct Lecturer, The University of Tokyo, 2006 and 2008-09
Chambers Review
Asia-Pacific
Kaoru Hattori is much exalted for her experience and expertise across the full spectrum of advisory and contentious antitrust law matters.
Strengths
Provided by Chambers
"Kaoru Hattori is one of the top Japanese antitrust practitioners. She is an absolute model for work ethic, dedication to client service and mastery of her legal craft."
"She impressed us not only by her insightful legal opinions, but also by her efficient case management. Along with being highly professional, she is also very easy to communicate with."
"Kaoru Hattori is one of the top Japanese antitrust practitioners. She is an absolute model for work ethic, dedication to client service and mastery of her legal craft."
"She impressed us not only by her insightful legal opinions, but also by her efficient case management. Along with being highly professional, she is also very easy to communicate with."
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Nagashima Ohno & Tsunematsu
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