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This content is provided by Yuko Tamai.

Practice Areas

General Corporate; Mergers and Acquisitions (M&A); Corporate Governance/Compliance.


Joined Nagashima & Ohno in 1994. Became a Partner of Nagashima Ohno & Tsunematsu in 2003. Trained at Covington & Burling, Washington, DC (2000-2001).

Member of the Study Group for Japanese Companies’ M&A Overseas, Ministry of Economy, Trade and Industry (2017-2018). Member of the Fair M&A Study Group, Ministry of Economy, Trade and Industry (2018-2019). Member of Certified Public Accountants and Auditing Oversight Board (CPAAOB), independent regulatory body established within the Financial Services Agency (FSA) (2019-).

Professional Memberships

Daiichi Tokyo Bar Association.


'Encyclopedia (Ronten Taikei) of Companies Act #2' co-authored, published in 2012 (Dai-ichi Hoki), 'Handbook of Merger, 3rd edition (Gappei Handbook)' published in 2015 (Shoji Homu), 'Advanced Corporate Law, (Advance Kaisha Ho)' co-authored, published in 2016 (Shoji Homu).


LLB, University of Tokyo, 1989; LLM, Harvard Law School, 2000.