Awards
Oki Osawa provides comprehensive legal advice on corporate matters, specializing in M&A, corporate restructuring, and general corporate matters, with a particular focus on those involving publicly listed companies. In addition, having previously served at the Ministry of Economy, Trade and Industry (METI), he brings extensive experience in policymaking, regulatory review, and enforcement of economic security regulations, including the Foreign Exchange and Foreign Trade Act. At METI, he also worked to strengthen domestic government collaboration and enhance international cooperation on economic security issues. Drawing on this wealth of experience, Osawa provides not only expert legal advice but also practical, actionable insights across a broad range of economic security matters.
Practice Areas
Education/Professional Experience
- 2013
- The University of Tokyo (B.S. in Physics)
- 2015 -
- Nagashima Ohno & Tsunematsu
- 2021
- University of California, Berkeley, School of Law (LL.M., Dean's List, Business Law Certificate)
- 2021 - 2022
- Trade and Economic Cooperation Bureau (formerly) (Security Trade Control Policy Division/ International Investment Control Office of Trade Control Department/ Security Export Control Policy Division/ Security Export Licensing Division), Minister’s Secretariat (Economic Security), Ministry of Economy, Trade and Industry
- 2025 - present
- Partner, Nagashima Ohno & Tsunematsu
- 2026 - present
- FY2026 Ministry of Foreign Affairs Subsidy Program "New Horizons of Science and Technology Diplomacy" Member
Awards
Seminars
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June 26, 2026 (Fri) 14:00 - 16:40New Horizons in Life Sciences Law: Forefront of IP Laws and Emerging Trends in Economic Security
- Masato Kumeuchi
- Oki Osawa
- Tomoharu Hagiwara
Nagashima Ohno & Tsunematsu Tokyo Office
- Pharmaceutical and Healthcare
- Medical, Pharmaceutical and Life Sciences
-
April 15, 2026 (Wed) 11:15 - 11:55FDI Screening in Japan (FEFTA): How to Keep Cross-Border Deals on Track (Presentation)
- Oki Osawa
Hilton Tokyo
- International Trade and Commerce, and Economic Sanctions
-
December 1, 2025 (Mon) 16:30 - 17:25NINTH MEETING OF THE OECD SEMICONDUCTOR INFORMAL EXCHANGE NETWORK
- Oki Osawa
Online
- M&A
- Mergers & Acquisitions
- International Trade and Commerce, and Economic Sanctions
-
September 29, 2025 (Mon) - December 29, 2025 (Mon) 16:00Practice of Risk Management Considering Geopolitical Risks and Local Legal Practice in the Middle East
- Oki Osawa
- Hayata Matsunaga
- Koki Shigenoi (KPMG Consulting Co., Ltd.)
Online (On-Demand)
- Corporate
- General Corporate
- Global Investigations / Crisis Management / Compliance
Publications
-
Newsletters
First-Ever FDI Suspension Recommendation Under Japan’s Post-2017 FEFTA Regime
Oki Osawa
- International Trade and Commerce, and Economic Sanctions
-
Articles
Recent trends and paradigm shifts: decoding Japan’s new era in export controls
(March 2026)
Oki Osawa, Shin Tsubota (Co-author)
- Corporate
- General Corporate
- International Trade and Commerce, and Economic Sanctions
-
Newsletters
Publication of the “Report on the Appropriate Framework for the Inward Direct Investment Screening System” – Proposed Amendments to the Foreign Exchange and Foreign Trade Act (Inward Direct Investment Screening System)
Oki Osawa, Mayuko Takamura, Tatsuyoshi Kitani (Co-author)
- M&A
- Mergers & Acquisitions
- International Trade and Commerce, and Economic Sanctions
-
Media
Japan’s plan to tighten FDI screening revives security–investment trade-off
(January 2026)
Oki Osawa (Comments)
- International Trade and Commerce, and Economic Sanctions
Featured Topics
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Aug 22, 2025Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part2
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Aug 21, 2025Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part1
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Mar 26, 2025U.S.-Japan Export Controls and Recent Developments in Practice – Part 2: Approaches to Internal Control Systems, and Export Control Classification and Customer Management –
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Mar 25, 2025U.S.-Japan Export Controls and Recent Developments in Practice – Part 1: The Importance of Export Control Regulations and Recent Developments-
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Feb 16, 2023Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part02
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Feb 16, 2023Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part01
