Partner
Atsushi Oishi
Oishi Atsushi
- Languages
- JapaneseEnglish
Contact Information
- TEL
- +81-3-5223-7767
- FAX
- +81-3-5223-7667
Practice Areas
Atsushi Oishi：Awards
- Awards
- Top Rankings Received from The Legal 500 Asia Pacific 2023
- Awards
- Top Rankings Received from Chambers Asia-Pacific 2023
- Awards
- High evaluation received from " Who’s Who Legal: Global Guide 2022"
Atsushi Oishi：News
- Public Service
- Firm's lawyers and licensed tax accountants submit a report for "Research on the Mandatory Disclosure Rules for Tax Planning in Foreign Countries" commissioned by the Ministry of Finance
- Public Service
- Firm's lawyers and licensed tax accountants submit a report for "Research on Preferential Tax Systems in Asian Countries" commissioned by the Ministry of Finance
- Public Service
- Atsushi Oishi became the invited researcher at Global Family Business Research Institute, Waseda University
Atsushi Oishi：Seminars
- Sep. 9, 2020External Seminars
- "Governance & Succession - Philippines and Japan"
- Jul. 1, 2020External Seminars
- "Thailand Private Client - Virtual Round Table"
- Aug. 30, 2017External Seminars
- "The 55th International Young Lawyers’ Congress"
Atsushi Oishi：Publications
- Book
- ”Comprehensive Analysis of M&A Laws of Japan, 2nd edition”
- Book Article
- "Legal and Tax Affairs in Business Successions and M&As for Family Businesses – Second edition"
- Article
- "Chambers Global Practice Guides Private Wealth 2022 - Japan Chapter"
Atsushi Oishi：Research Reports
Report Concerning Research on Preferential Tax Systems in Asian Countries, Commissioned by the Ministry of Finance (March 2017)
Report Concerning Research on the Mandatory Disclosure Rules for Tax Planning in Foreign Countries, Commissioned by the Ministry of Finance (September 2017)
Atsushi Oishi：Other
Background
- The University of Tokyo (LL.B., 1996)
- New York University School of Law (LL.M., 2003)
- with Weil, Gotshal & Manges, New York (2003-2004)
Major Activities
- Member of Task Force on Management Buy Out and Other Transactions, organized by Ministry of Economy, Trade and Industry (2007)
- Member of Expert Committee on Anti-Tax Haven Legislation and Intangible Assets, organized by 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-)
Practice Group
- M&A Practice Group
- Wealth Management Practice Group
- Taxation Practice Group
- Litigation Practice Group
Bar Admissions
admitted in Japan, 1998; New York, 2004
Daini Tokyo Bar Association
Other Qualifications
Japan-Licensed Tax Accountant (2006)
Tokyo Certified Public Tax Accountants' Association
Certified as Support Agencies for Business Innovation (2018)
1st-grade Certified Skilled Professional of Financial Planning (2021)
Real estate broker (2021)