Email address
[email protected]Contact number
+81 3 5223 7767Share profile
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About
Provided by Atsushi Oishi
Practice Areas
M&A, tax, Private Client / Wealth Management
Career
Worked at Weil, Gotshal & Manges, New York (2003-04).
Professional Memberships
Admitted in Japan, 1998; New York, 2004. Daini-Tokyo Bar Association; Registered as Licensed Tax Accountant, 2006; Member of Task Force on Management Buy Out Transactions organised by the Ministry of Economy, Trade and Industry (2007); Member of the Expert Committee on Anti-Tax Haven Legislation and Intangible Assets, organized by the Ministry of Economy, Trade and Industry (2013); Invited researcher at Global Family Business Research Institute, Waseda University (2016-); Member of PB Professional Ethics Review Committee, The Securities Analysts Association of Japan (2018-); Member of PB Education Committee, The Securities Analysts Association of Japan (2018-).
Publications
"Chambers Global Practice Guides Private Wealth 2024 - Japan Chapter" Chambers Global Practice Guides Private Wealth 2024, 2024; "Overview of Family Governance" Commercial Law Review No. 2358, 2024; "Legal and Tax Affairs concerning Family Governance for the Prevention and Settlement of Conflicts within the Family" Chuokeizai-sha, Inc., 2023; "Legal and Tax Affairs in Business Successions and M&As for Family Businesses - Second edition" Shojihomu, 2022; "M&A Strategies from both a Tax and Legal Perspective - Third edition" Chuokeizai-sha, Inc., 2022; "Changes in Business Succession" Nikkei Publishing Inc., 2019; "Q&A Anti-Tax Haven Rules in Practice" Zeimu Keiri Kyokai, 2019; "Increased Options for M&As: Legal and Tax Affairs Under the Revised Industrial Competitiveness Enhancement Act" Junkan Keirijouhou No. 1523, 2018.
Personal
Graduated from the University of Tokyo (LLB, 1996); New York University School of Law (LLM, 2003).
Chambers Review
Asia-Pacific
Atsushi Oishi is a highly respected taxation expert with a broad offering spanning transactional and regulatory work, including transfer pricing and audit matters, with additional expertise in tax disputes.
Atsushi Oishi remains active on mergers and has experience in corporate restructuring. He also advises on cross-border financing mandates.
Contributions
Latest contributions provided by Atsushi Oishi
Strengths
Provided by Chambers
"I believe that Mr Oishi is not only well-versed in practical matters, but also a lawyer who can proceed with difficult cases through careful dialogue."
"Oishi-san speaks good English and can explain complicated Japanese concepts to clients clearly."
"He is knowledgeable about tax matters and can handle a wide range of cases."
"I believe that Mr Oishi is not only well-versed in practical matters, but also a lawyer who can proceed with difficult cases through careful dialogue."
"Oishi-san speaks good English and can explain complicated Japanese concepts to clients clearly."
"He is knowledgeable about tax matters and can handle a wide range of cases."
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Mori Hamada & Matsumoto
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