Awards
Koki Yanagisawa is a partner in the firm’s Litigation Department whose practice focuses on resolution of disputes in the areas of commercial law, employment law, antitrust law and consumer law. He has represented a variety of Japanese and non-Japanese clients in a wide breadth of industries in litigation, arbitration, mediation and other dispute resolution procedures. He regularly and extensively advises clients in connection with employment and labor law matters. His experience also includes representations of clients in antitrust litigation and the administrative hearing procedure before the Japan Fair Trade Commission.
Mr. Yanagisawa joined Nagashima Ohno & Tsunematsu in 2001. He earned his LL.B. in 2000 from the University of Tokyo, and his LL.M. in 2007 from Columbia Law School, where he was a Harlan Fiske Stone Scholar. He engaged in practice of international arbitration at Debevoise & Plimpton LLP in New York City from 2007 to 2008. He was admitted to New York State bar in 2008 (currently inactive). He taught civil law at Sophia Law School in Tokyo as an adjunct lecturer from 2009 to 2018.
Mr. Yanagisawa was named Dispute Resolution Lawyer of the Year at the ALB Japan Law Awards 2021, organized by Asian Legal Business. He is recognized as a Dispute Resolution Star in Commercial and Transactions in Japan by Benchmark Litigation Asia-Pacific 2021 and also as a Distinguished practitioner in the field of dispute resolution by asialaw Leading Lawyers 2022. He was named as one of the top 40 antitrust lawyers under 40 by Global Competition Review in 2012.
Practice Areas
Education/Professional Experience
- 2000
- The University of Tokyo (LL.B.)
- 2001 -
- Nagashima Ohno & Tsunematsu
- 2007
- Columbia Law School (LL.M., Harlan Fiske Stone Scholar)
- 2007 - 2008
- Debevoise & Plimpton LLP, New York
- 2009 - 2018
- Adjunct Lecturer, Sophia Law School
- 2011 - present
- Partner, Nagashima Ohno & Tsunematsu
Awards
Seminars
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June 5, 2025 (Thu) 14:00 - 17:00Practical Approaches and Risk Management for Customer Harassment and Workplace Harassment Complaints: Learning Appropriate Actions and Investigation Procedures through Common Case Studies
- Satoshi Hosokawa
- Koki Yanagisawa
- Misae Shimizu
Nagashima Ohno & Tsunematsu Tokyo Office
- Labor and Employment
- Dispute Resolution
-
March 7, 2016 (Mon) 15:00 - 17:30Labor and Employment Law Seminar “Labor Management to Keep Up with the Latest Trends”
- Jun Kanda
- Hironobu Tsukamoto
- Koki Yanagisawa
Nagashima Ohno & Tsunematsu Seminar Room
- Labor and Employment
- Employment Law Advice
-
December 10, 2015 (Thu) 15:30 - 17:30Antitrust Law Seminar – From Japan to the World and the World to Japan – Antitrust Practice in the Global Age
- Kaoru Hattori
- Koki Yanagisawa
- Yoshitoshi Imoto
Nagashima Ohno & Tsunematsu Seminar Room
- Antitrust and Competition
- Antitrust and Competition Law Advice
Publications
-
Articles
The International Comparative Legal Guide to: Litigation & Dispute Resolution 2025 – Chapter 13 Japan
(February 2025)
Koki Yanagisawa, Hiroyuki Ebisawa (Co-author)
- Dispute Resolution
- Civil and Commercial Disputes
-
Articles
The International Comparative Legal Guide to: Competition Litigation 2025 – Chapter 12 Japan
(September 2024)
Koki Yanagisawa
- Dispute Resolution
- Antitrust and Competition
-
Articles
The International Comparative Legal Guide to: Litigation & Dispute Resolution 2024 – Chapter 14 Japan
(February 2024)
Koki Yanagisawa, Hiroyuki Ebisawa (Co-author)
- Dispute Resolution
- Civil and Commercial Disputes
-
Articles
The International Comparative Legal Guide to: Competition Litigation 2022 – Chapter 16 Japan
(October 2021)
Koki Yanagisawa
- Dispute Resolution
- Antitrust and Competition
Topics
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Announcements
Announcing Five New Partners of NO&T
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Announcements
NO&T participates in a workshop of the “Research and Practices on Arbitration, ADR, and Negotiation” Program at Sophia Law School
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Announcements
NO&T participates in a workshop of the “Research and Practices on Arbitration, ADR, and Negotiation” Program at Sophia Law School