Jun Usami | White & Case LLP International Law Firm, Global Law Practice
Jun Usami
Jun Usami

Jun Usami

Partner, Tokyo

T +81 3 6384 3272

E jusami@whitecase.com

“US-educated Jun Usami is highlighted by clients for his ‘commercial awareness and his capacity to solve issues in a timely and original manner.’”

Chambers Global 2014


Jun Usami is co-head of White & Case's Corporate/M&A practice in Tokyo.

A recognised leader in the Japanese market, his work spans all areas of corporate practice, including M&A, private equity, management buyouts (MBOs), leveraged buyouts (LBOs), strategic alliances and joint ventures.

He has developed a strong track record in cross-border work, from mid-market to large, complex deals, and has also helped domestic clients to implement global compliance and incentive plans.

Companies operating in a range of business sectors, including retail, telecommunications, media and technology, asset management, transportation and leisure, seek the benefit of his deep insight and extensive experience.

Jun is ranked as one of Japan's leading M&A lawyers by professional directories including Chambers Global, Chambers Asia-Pacific, The Legal 500 Asia-Pacific and IFLR 1000. He is also the only Bengoshi to be listed in Chambers Global as a Band 1 leading individual for global law firms' M&A practice for the third consecutive year.

Educated in Tokyo and Washington, DC, Jun is fluent in both English and his native language of Japanese.

Bars and Courts

  • Japan Bar


  • LLM, University of Washington School of Law
  • LLB, University of Tokyo


  • Japanese
  • English


Awards & Recognition

Leading Lawyer:, Chambers Asia Pacific 2011–2014

Corporate/M&A – Japan

Leading Lawyer 2012-2014:, Chambers Global, 2012–2014

Corporate/M&A – Japan

Leading Lawyer, The Legal 500 Asia-Pacific 2014-2015

Corporate/M&A – Japan

Leading Lawyer:, IFLR 1000, 2014

M&A – Japan