Awards
Haseru Roku’s practice focuses on complex cross border activity, including M&A, international trade and economic security related matters. Based on his strong in-bound and out-bound experience as well as his work at top tier law firms in the U.S. and China, his expertise also lies in trade friction, cross-border transactional disputes, and negotiations for acquisitions and joint ventures with companies in the Greater China area (mainland China, Singapore, Hong Kong and Taiwan). He is fluent in Chinese and English in addition to his native Japanese.
Practice Areas
Education/Professional Experience
- 2006
- The University of Tokyo (LL.B.)
- 2008
- The University of Tokyo School of Law (J.D.)
- 2010 -
- Nagashima Ohno & Tsunematsu
- 2017
- Columbia Law School (LL.M.)
- 2017 - 2018
- Schulte Roth & Zabel LLP, New York
- 2018 - 2019
- Zhong Lun Law Firm, Beijing
- 2022 - present
- Partner, Nagashima Ohno & Tsunematsu
Awards
Seminars
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July 31, 2025 (Thu) 15:00 - 16:00Latest Practices in Cross-Border M&A: Trends and Future Outlook for Japanese Companies in Transactions with the U.S., China, and Europe in Light of Global Developments
- Makoto Ohnuma
- Mayuko Tsujimoto
- Haseru Roku
Online (Live & On-Demand)
- M&A
- Mergers & Acquisitions
- Global Practice
-
June 18, 2025 (Wed) 14:00 - 17:00Legal Updates on Chinese Legal Practice Seminar 2025
- Yu Wakae
- Keiji Tokujiya
- Masanori Kawai
Nagashima Ohno & Tsunematsu Tokyo office
- International Trade and Commerce, and Economic Sanctions
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April 16, 2025 (Wed) 14:00 - 16:30Recent Legal Developments in Taiwan: Navigating Semiconductor and Geopolitical Risks and Avoiding Legal Pitfalls Facing Japanese Companies
- Keiji Tokujiya
- Haseru Roku
- Patrick Marros Chu (Lee and Li)
Nagashima Ohno & Tsunematsu Tokyo Office
- M&A
- Mergers & Acquisitions
- Antitrust and Competition
-
November 19, 2024 (Tue) 14:00 - 17:00Legal Updates on Chinese Legal Practice Seminar 2024 Autumn
- Yu Wakae
- Keiji Tokujiya
- Masanori Kawai
Nagashima Ohno & Tsunematsu Tokyo Office
- Dispute Resolution
- Antitrust and Competition
Publications
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Newsletters
Recent trends in Chinese merger filing: Why does it take so long?
Haseru Roku
- M&A
- Mergers & Acquisitions
- Antitrust and Competition
-
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
Featured Topics
Topics
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Announcements
NO&T sponsored the event “ALB Japan In-House Legal Summit 2023”
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Announcements
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
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Announcements
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
