Koki Yamada
Managing Partner
Tokyo / Singapore
- Language : Japanese, English
- Mail : koki.yamada@tkilaw.com
Koki Yamada is a founder and a managing partner of TKI.
He is recognized as a top-tier practitioner in both M&A transactions and dispute resolutions in cross-border settings. He has led numerous large-scale and high-profile matters across various jurisdictions, including Japan, the United States, England, Germany, Switzerland, the Netherlands, Singapore, India, and Indonesia.
Koki’s ability to work seamlessly in both English and Japanese is frequently praised by clients.
Recognition
2026
Listed in The Best Lawyers in Japan 2027, Corporate and M&A
2026
Listed in Legal 500 Asia Pacific 2026, as Leading Partners in the Dispute resolution: Independent local firms
2025
Ranked 7th in the M&A category of the Bengo4.com's "Best 100 Business Lawyers 2025,” selected by attorneys and in-house legal departments
2025
Shortlisted as Managing Partner of the Year in ALB Japan Law Awards 2025
2025
Listed in The Best Lawyers in Japan 2026, Corporate and M&A
2024
Selected as Notable Practitioner (Corporate and M&A) in asialaw
2024
Selected as "the 15th edition of The Best Lawyers in Japan" by Best Lawyers for his work in "Corporate and Mergers and Acquisitions Law"
2023
Ranked in 18th place in Nikkei's "Top 20 M&A Lawyers in 2023"
2023
Shortlisted as Managing Partner of the Year in ALB Japan Law Awards 2023
2023
Selected as "the 14th edition of The Best Lawyers in Japan" by Best Lawyers for his work in "Corporate and Mergers and Acquisitions Law"
2022
Selected as a Recommended Lawyer in the Corporate and M&A category of The Legal 500 Asia Pacific 2022
2022
Selected as finalist of Deal Maker of the Year in ALB Japan Law Awards 2022
2021
Selected as finalist of Dealmaker of the Year in ALB Japan Law Awards 2021
2017
Selected as a Recommended Lawyer in the Corporate and M&A category of The Legal 500 Asia Pacific 2017
EXPERIENCE
- Oct. 2006-Apr. 2013
- Mori Hamada & Matsumoto
- Sep. 2010-Mar. 2012
- Kirkland & Ellis LLP Chicago office
- May 2013-Mar. 2019, Partner from Jan. 2015
- Hibiya-Nakata
- Apr. 2019
- Established Tokyo International Law Office
QUALIFICATION
- 2006 Japan (Daini Tokyo Bar Association)
- 2011 New York, U.S.
- 2024 Registered Foreign Lawyer in Singapore
EDUCATION
- 2003
- LL.B., Keio University
- 2010
- LL.M. (Harlan Fiske Stone Scholar), Columbia Law School
OTHER
- From Jun. 2016 Pro Picker at NewsPicks
- Apr. 2019 Appointed as Statutory Auditor (External) of LegalOn Technologies, Inc. (formerly "LegalForce, Inc.")
- Jun. 2022 Appointed as Outside Director, Audit & Supervisory Committee Member of LegalOn Technologies, Inc. (formerly "LegalForce, Inc.")