Junzaburo Kiuchi

Junzaburo Kiuchi

Partner

Tokyo

  • Language : Japanese, English
  • Mail : junzaburo.kiuchi@tkilaw.com

Junzaburo (also known as JB) Kiuchi is a partner at TKI, bringing over 25 years of experience in corporate law and M&A. His previous roles include serving as a Corporate/M&A partner at Freshfields and as the Managing Partner of EY Law Japan.

JB has extensive experience in advising on cross-border M&A, joint ventures, private equity, and venture capital investments, as well as general corporate and commercial matters. Dual-qualified in both Japan and the United States, he has the ability to understand and bridge the differences that arise from different jurisdictions and cultural contexts.

JB has been recognized as a Leading Individual in the Corporate and M&A field in Japan by The Legal 500.

PRACTICES

Recognition

2025

Listed in The Best Lawyers in Japan 2026, Corporate and M&A

2025

Listed in The Best Lawyers in Japan 2026, Private Equity, Private Funds and Venture Capital

2023

Legal 500: Band 1, Leading Individual – Corporate and M&A in Japan

EXPERIENCE

Apr. 1999 - May 2000
Komatsu, Koma & Nishikawa
Jun. 2000 - Nov. 2016
Freshfields Bruckhaus Deringer (Partner from May 2007)
Dec. 2016 - Jun.2024
EY Law Co. (Partner)
Jul. 2024
Joined Tokyo International Law Office

QUALIFICATION

  • 1999 Japan (Dai-ichi Tokyo Bar Association)
  • 2004 New York, U.S.

EDUCATION

1997
LL.B., Keio University
2003
LL.M., New York University School of Law

Publication

2021
Co-editor & translator, “Legal Risk Management Handbook” (Japanese version), Nikkei BP, Oct. 2021
2021
Author, “Legal Risk Register – How to Create, Maintain and Utilize”, Japan Business Law Review, June
2017
Author, “Legal Considerations in Planning and Implementing a Spin-Off Transaction”, Junkan Keiri-jouhou, Oct
2014
Author, “Joint Ventures with Non-Japanese Parties”, Business Law Journal, Dec.
2012
Author, “Navigating the Risks of Entering an Emerging Market”, Business Law Journal, Jan–Mar
2011
Author, “Joint Ventures” (Japan chapter), Sweet & Maxwell

NEWS LETTER