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Ryosuke Isaji

Ryosuke Isaji

Partner

New York Office

Languages: Japanese, English

Qualifications: 2023, New York, U.S.A.
2015, Japan (Dai-Ichi Tokyo Bar Association)

His practice focuses on M&A and corporate reorganizations, general corporate matters, technology-related transactions, and economic security regulations. He advises domestic and international clients on a wide range of corporate matters, with a focus on cross-border M&A and restructuring between Japan and the United States. He has extensive experience in U.S. venture investments and economic security matters, including CFIUS, the EAR, OFAC sanctions, the NDAA, and ITAR, and provides practical advice based on the latest U.S. regulatory developments.

Practice Areas

International Trade and Commerce, and Economic Sanctions

Education/Professional Experience
Seminars
Publications
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Education/Professional Experience

2012: The University of Tokyo (LL.B.)

2014: The University of Tokyo School of Law (J.D.)

2015 -: Nagashima Ohno & Tsunematsu

2020 - 2021: Mitsubishi Chemical Group Corporation

2021 - 2022: Columbia Law School (LL.M., James Kent Scholar)

2022 - present: Nagashima Ohno & Tsunematsu NY LLP

2026 - present: Partner, Nagashima Ohno & Tsunematsu NY LLP

Seminars

Publications

Others

Business Environment Guide for Enterprises Investing Abroad in Countries (Regions) -Japan

(December 2019)

Soichiro Uno, Satoshi Moriguchi, Yu Wakae, Keiji Tokujiya, Masanori Kawai, Haseru Roku, Masaki Mizukoshi, Ryosuke Isaji, Hirotaka Murase, Mizuki Ogawa, Shoko Ozawa, Keiko Matsuzaki, Meisei Kure (Co-author)
- Corporate
- General Corporate
- Global Practice

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