The International Comparative Legal Guide to Corporate Governance 2025: Japan
-
Articles
The International Comparative Legal Guide to Corporate Governance 2025: Japan
Partner Kaoru Tatsumi and associate Kazuki Ichikawa co-authored the Japan chapter of The International Comparative Legal Guide to Corporate Governance 2025, published by Global Legal Group.
Authors
North America
Competition Law / International Trade
- The U.S. Supreme Court Invalidates Tariffs Imposed Under IEEPA
North America
Competition Law / International Trade
- U.S. Importers Seek Refunds of IEEPA Tariffs at the Court of International Trade

Kazuki ICHIKAWA
- Associate
- New York
North America
Competition Law / International Trade
- The U.S. Supreme Court Invalidates Tariffs Imposed Under IEEPA
North America
Competition Law / International Trade
- U.S. Importers Seek Refunds of IEEPA Tariffs at the Court of International Trade
Related Knowledge
-
-
Circular 08/2026/TT-BTC: Facilitating Global Broker Access and Advancing Vietnam’s FTSE Market Upgrade
M&A
Asia
Corporate
-
-
Legal 500: Corporate Governance Comparative Guide 2026
Articles
-
-
Sustainability Management for Increasing Corporate Value over the Mid- to Long-term and Roles of Audit & Supervisory Board Members
External Seminars
-
-
2026年に注目すべき英国の法改正
Europe
-
-
Drone Routes: Overview and Legal Insights into Service Contracts
Tokyo
External Seminars
-
-
Explanation of Amendments to the Financial Instruments and Exchange Act and Relevant Government Ordinances Related to the Tender Offer Rule and Large Shareholding Reporting Rule.
Articles


Mr. Tatsumi mainly advises clients on international and domestic corporate transactions such as mergers, MBOs/LBOs, joint ventures, venture capital investments and other types of M&A transactions, as well as general corporate matters and commercial disputes relating to such corporate transactions; advising major business companies, financial institutions, and private equity funds, both in Japan and overseas.
Mr. Tatsumi is one of only a few lawyers in Japan who has been seconded as an attorney to the Ministry of Justice, and during his tenure there he had a significant role in important governmental activities, such as the amendment of the Companies Act.
Drawing on his significant expertise and deep knowledge, he has authored numerous books and articles in the area of M&A, as well as general corporate law. These publications provide practical solutions to complex legal issues, and bolster Mr. Tatsumi's reputation as a highly respected legal practitioner.