Nobuhisa Ishizuka represents U.S. and international clients in a broad range of corporate and financial matters, including mergers and acquisitions and investment and corporate finance transactions.


Mr. Ishizuka has extensive experience representing public and private companies on cross-border acquisitions and transactions in the U.S. and in multiple jurisdictions in Asia and Europe.

Mr. Ishizuka’s experience includes representing Permira Advisers in its acquisition of a majority share in premium hair and skin care brand John Masters Organics, Inc.; Digital Garage, Inc. in its $114 million going-private acquisition of its subsidiary econtext Asia Limited (Hong Kong); Marubeni Corporation in its $2.7 billion acquisition (excluding debt) of Gavilon Group LLC and related preferred equity investment by Japan Bank for International Cooperation; NTT DOCOMO, Inc. in its $290 million all cash tender offer for Buongiorno S.p.A. (Italy); Advantest Corporation in an initially unsolicited, but subsequently agreed upon, $1.1 billion acquisition of Verigy Ltd.; TOMY Company, Ltd. in its $860 million acquisition of RC2 Corporation through an all cash tender offer and related financing; Sumitomo Mitsui Financial Group Inc. in connection with its $7.8 billion acquisition of Nikko Cordial Securities Inc.; NTT DOCOMO Inc. in its $2.7 billion strategic investment in Tata Teleservices Limited, which was selected as one of the 2008 “Deals of the Year” from India Business Journal and Asian-Counsel magazine; NTT DOCOMO, Inc. in connection with the public auction of AT&T Wireless won by Cingular Wireless LLC for $41 billion; Sammy Corporation and SEGA Corporation, as U.S. counsel, in their $1.4 billion business combination; and Square Co. Ltd. and Enix Corporation as U.S. regulatory counsel in their $737 million merger.

Mr. Ishizuka also represents underwriters and issuers on corporate finance transactions, including Fast Retailing Co., Ltd., the Japan-based operator of the UNIQLO retail clothing brand, on its listing of Hong Kong depository receipts on the Hong Kong Stock Exchange, for which Skadden was awarded the “Innovation in Finance Law” award in the 2014 Financial Times Asia-Pacific Innovative Lawyers survey; econtext Asia Limited, a Japan-based online payment services provider, in its spin-off from Tokyo-listed Digital Garage, Inc. and in its approximately HK$516 million (US$66 million) initial public offering and listing of shares on the Hong Kong Stock Exchange; and the underwriters in the secondary listing of SBI Holdings, Inc. on the Stock Exchange of Hong Kong Limited, the first such listing by a Japanese company.

He also has represented NTT DOCOMO, Inc. in its $1.2 billion LCIA arbitration award against Tata Sons Limited.

Mr. Ishizuka has more than 18 years of combined practice experience in Japan. He was resident in the Hong Kong office of Skadden, Arps between 2005 and 2007.

Mr. Ishizuka has been listed as a leading individual in Chambers Asia-Pacific and Chambers Global, and as a leading lawyer in IFLR1000, Asia Pacific Legal 500 and Best Lawyers in Japan.



  • Graduate Research Student, University of Tokyo (Japanese Commercial Law), 1988
  • J.D., Columbia University School of Law, 1986 (Senior Editor, Columbia Law Review)
  • B.A., Columbia College, 1982


  • New York
  • Registered Gaikokuho-jimu-bengoshi


  • Board of Visitors, Columbia Law School
  • Board of Visitors, Columbia College


  • Japanese

Nobuhisa Ishizuka