Important Notices
Pick UP
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Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 1: Series overview
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Featured Topics
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part2
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Featured Topics
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part1
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Featured Topics
Business and Legal Practice in Asia
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Featured Topics
U.S.-Japan Export Controls and Recent Developments in Practice - Part 1: The Importance of Export Control Regulations and Recent Developments-
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Featured Topics
U.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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Featured Topics
Sports Business Legal Front in Japan
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Featured Topics
Recent trends in investment projects in Asia
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Featured Topics
Our Office’s Efforts in Real Estate and Infrastructure Projects in Asia
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Featured Topics
Recent Trends in Compliance and Dispute Resolution Projects in Asia
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Featured Topics
Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part01
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Featured Topics
Foreign Direct Investment Regulations and the Practice thereof – Given the Recent Economic Security Environment – Part02
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Who We Are
Our Story/Our Team (Corporate Movie)
News
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publications
2026.03.13
Articles
The Legal 500: 3rd Edition Life Sciences Country Comparative Guide – Japan
- Yoshinobu Koyama
- Masato Kumeuchi
- Masanori Tosu
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publications
2026.03.13
Articles
Chambers Global Practice Guides Trade Marks & Copyright 2026 Japan – Trends & Developments
- Kenji Tosaki
- Hiroki Tajima
- Chie Komiya
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topics
2026.03.12
Awards
Nagashima Recognized in China Business Law Journal Deals of the Year Awards 2025
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seminars
2026.03.12
Seminars
Regulation Panel
- Kensuke Suzuki
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seminars
2026.03.11
NO&T Seminars
Bangkok Office Seminar “Legal Practice, Case Study and Trend to the Foreign Business Operation Law for the Entrepreneurs” (Thailand)
- Yothin Intaraprasong
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seminars
2026.03.10
NO&T Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 5: Seniority-based promotion
- John Lane
- Akiko Inoue
- Anup Bharadwaj
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seminars
2026.03.10
NO&T Seminars
Toward 2026 Annual General Meeting of Shareholders: The Latest Updates on Environment for Companies and Institutional Investors
- Yutaka Kuroda
- Shuichi Nishimura
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publications
2026.03.03
Articles
The International Comparative Legal Guide to: Digital Health 2026 – Chapter 15 Japan
- Kenji Tosaki
- Masanori Tosu
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topics
2026.03.12
Awards
Nagashima Recognized in China Business Law Journal Deals of the Year Awards 2025
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topics
2026.02.24
New Additions
Tatsuya Yamada joins Nagashima Ohno & Tsunematsu
- Tatsuya Yamada
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topics
2026.02.16
Awards
Nagashima recognized by Chambers Global 2026
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topics
2026.02.09
Announcements
Junichi Ikeda has been appointed to the International Mediator Panel of CEDR (Centre for Effective Dispute Resolution)
- Junichi Ikeda
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seminars
2026.03.12
Seminars
Regulation Panel
- Kensuke Suzuki
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seminars
2026.03.11
NO&T Seminars
Bangkok Office Seminar “Legal Practice, Case Study and Trend to the Foreign Business Operation Law for the Entrepreneurs” (Thailand)
- Yothin Intaraprasong
-
seminars
2026.03.10
NO&T Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 5: Seniority-based promotion
- John Lane
- Akiko Inoue
- Anup Bharadwaj
-
seminars
2026.03.10
NO&T Seminars
Toward 2026 Annual General Meeting of Shareholders: The Latest Updates on Environment for Companies and Institutional Investors
- Yutaka Kuroda
- Shuichi Nishimura
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publications
2026.02.24
Newsletters
Vietnam’s Legal Framework on Government Access to Personal Data
- Dzung Pay
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publications
2026.02.24
Newsletters
New Administrative Procedure for the Recognition of Well-Known Marks (Philippines)
- Patricia O. Ko
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publications
2026.02.20
Newsletters
Thailand’s 2026 Energy Outlook: Critical Reserve Data & the Race to the Andaman (Thailand)
- Supasit Boonsanong
- Kobchai Nitungkorn
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publications
2026.02.20
Newsletters
Guidelines on the Employee Welfare Fund Before Its Full Implementation in 2026 (Thailand)
- Yothin Intaraprasong
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publications
2026.03.13
Articles
The Legal 500: 3rd Edition Life Sciences Country Comparative Guide – Japan
- Yoshinobu Koyama
- Masato Kumeuchi
- Masanori Tosu
-
publications
2026.03.13
Articles
Chambers Global Practice Guides Trade Marks & Copyright 2026 Japan – Trends & Developments
- Kenji Tosaki
- Hiroki Tajima
- Chie Komiya
-
publications
2026.03.03
Articles
The International Comparative Legal Guide to: Digital Health 2026 – Chapter 15 Japan
- Kenji Tosaki
- Masanori Tosu
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publications
2026.03.03
Articles
The International Comparative Legal Guide to: Litigation & Dispute Resolution 2026 – Chapter 15 Japan
- Koki Yanagisawa
- Hiroyuki Ebisawa
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pro_bono
2024.07.17
Pro Bono
NO&T Becomes 2024 Annual Sponsor of TELL
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pro_bono
2024.02.05
Pro Bono
NO&T shortlisted for Specialised Awards: Pro bono at the IFLR Asia-Pacific Awards 2024
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pro_bono
2024.01.31
Pro Bono
NO&T shortlisted for Asian Pro Bono Initiative of the Year at the Asia Legal Awards 2024
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pro_bono
2024.01.19
Pro Bono
Refugee status granted to individual assisted by NO&T
Featured Topics
Legal Lounge
Access carefully selected content, including online seminars, members-only newsletters, and past seminar materials that cover a variety of in-depth topics.
*Currently, “Legal Lounge” members only content is mainly in Japanese. We will post content in other languages in due course.
Seminars
Access updates anytime, anywhere
We regularly hold seminars and offer lectures through various formats, such as online streaming.
People
With our extensive experience and professional expertise, we are capable of meeting a broad range of legal needs.
With one of the largest legal teams in Japan, we bring a wealth of practical knowledge focused on the singular purpose of providing high quality legal services.
Practices
We have structured and negotiated many of Japan’s largest and most significant corporate and finance transactions, and have extensive litigation expertise spanning key commercial areas. We also have tremendous experience in the international arena.
- Corporate
- M&A
- Finance
- Global Investigations / Crisis Management / Compliance
- Restructuring and Insolvency
- Dispute Resolution
- Labor and Employment
- Real Estate and REITs
- Intellectual Property
- Antitrust and Competition
- Tax
- Wealth Management/Succession Planning
- Infrastructure/Energy/Environment
- Pharmaceutical and Healthcare
- Hospitality
- Technology
- Media/Entertainment and Sport
- Data Protection and Privacy
- Consumer Law
- International Trade and Commerce, and Economic Sanctions
Global Practice
In addition to a network of leading law firms worldwide, we boast eight overseas locations, enabling us meet our clients’ wide-ranging needs promptly and attentively.
Who We Are
Awards
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Mar 12, 2026
Nagashima Recognized in China Business Law Journal Deals of the Year Awards 2025
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Feb 16, 2026
Nagashima recognized by Chambers Global 2026
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Jan 29, 2026
Kazuki Tahara and Nagashima Recognized in Nikkei’s Next Unicorn Survey: “Lawyers and Law Firms Startups Rely On.
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Jan 15, 2026
Nagashima receives high evaluation in The Legal 500 Asia Pacific 2026