Japan (1991) and New York (1997)

Bar Association

Daini Tokyo Bar Association


The University of Tokyo (LL.B., 1989)
The Legal Training and Research Institute of the Supreme Court of Japan
University of Michigan Law School (LL.M., 1996)


Hamada & Matsumoto (Currently Mori Hamada & Matsumoto) (1991-1999)
Kirkland & Ellis LLP, Chicago Office(1996-1998)
Baker & McKenzie (1999-2012)
Secondment with the Legal Division, Credit Suisse First Boston (Tokyo Office) (Currently Credit Suisse) (2001-2002)
General Manager, Legal Division/Japan General Counsel, Citigroup Global Markets Japan Inc. (2012-January 2018)


  • Practical Handbook of M&A, CHUOKEIZAI-SHA, INC. (2010) [Co-author and co-editor]
  • Q & A Financial Instruments and Exchange Law, Sanseido Publishing Co., Ltd. (2008) [Co-author and co-editor]
  • “Practical Questions about Regulations for Takeover Bids and Substantial Shareholding Reporting System in Relation to M&A,” Finance Law Journal No.1825, Kinzai Institute for Financial Affairs, Inc. (2008)

Web articles


  • "Legal and Practical Aspects of M&A for Listed and Listing Companies – Legal Points to Keep in Mind and Co-operation with Outside Counsel From the Point of View of a Client," hosted by Financial Management Forums, Inc. (2019)
  • Lecturer at a session on Legal Issues at a seminar entitled ”Basics of International Securities,” hosted by the Japan Securities Dealers Association (2002-2009)
  • and seminars on Financial Regulations, M&A, Takeover Bids, Substantial Shareholding Reporting System and Internal Investigation