Kosuke Hamaguchi

Education/Professional Experience

2001

The University of Tokyo (LL.B.)

2003

The University of Tokyo (LL.M.)

2006 -

Nagashima Ohno & Tsunematsu

2012

University of Virginia School of Law (LL.M.)

2012 - 2013

Sullivan & Cromwell LLP, New York

2013 - 2014

Nagashima Ohno & Tsunematsu NY LLP

2016 - 2018

Adjunct Lecturer (Civil Law), The University of Tokyo

2017 - present

Partner, Nagashima Ohno & Tsunematsu

NO&T Seminars

April 26, 2023 (Wed) 14:00 - 15:20

Amendment of the Foreign Exchange and Foreign Trade Act: Overview of the Amendment Adding “Core Business Sectors,” etc. to Maintain Stable Supply Chains and Practical Implications and Legal Considerations Following the Amendment

Legal Seminar

Kosuke Hamaguchi, Haseru Roku, Oki Osawa, Masahiro Tachibana (Ministry of Economy, Trade and Industry), Naoki Takagi (Ministry of Economy, Trade and Industry)

Online (Live & On-Demand)

M&A
Mergers & Acquisitions
International Trade and Commerce, and Economic Sanction

Kosuke Hamaguchi

Education/Professional Experience

Seminars

“Management Challenges in the Economic Security Era”: Part 3 – “Investment Regulations and Restructuring Chinese Business”

Management Issues and Practical Considerations related to Listed Subsidiaries

“Management Challenges in the Economic Security Era”: Part 1 – “Economic Security Awareness in light of Corporate Goals”

Amendment of the Foreign Exchange and Foreign Trade Act: Overview of the Amendment Adding “Core Business Sectors,” etc. to Maintain Stable Supply Chains and Practical Implications and Legal Considerations Following the Amendment

Publications

Chambers Global Practice Guides Corporate Governance 2024 Japan – Law & Practice

Chambers Global Practice Guides Corporate Governance 2023 Japan – Law & Practice

Regulatory Issues and Hurdles for M&A in Japan

Chambers Global Practice Guides Corporate Governance 2022 Japan – Law & Practice

Awards

High evaluation received in the 2025 Edition of “The Best Lawyers in Japan”

High evaluation received in the 2024 Edition of “The Best Lawyers in Japan”

High evaluation received in the 2023 Edition of “The Best Lawyers in Japan” and “The Best Lawyers: Ones to Watch in Japan”

Featured Topics

Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part02

Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part01

Topics

Now Available: “Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic and Security Environment,” the Second Part of a Two-Part Round-Table Discussion

Now Available: “Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic and Security Environment,” the First Part of a Two-Part Round-Table Discussion

NO&T sponsored the Legal 500 event “GC Summit Japan 2022”