Important Notices
Pick UP
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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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Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 1: Series overview
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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
News
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topics
2026.09.02
Announcements
Kaoru Hattori Joins the London Office
- Kaoru Hattori
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seminars
2026.09.02
Seminars
Beneficial Ownership Under Scrutiny- Lessons from Asia-Pacific Courts and Revenue Authorities
- Koichiro Yoshimura
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topics
2026.09.01
New Additions
Toshiro Kashiyama joins Nagashima Ohno & Tsunematsu
- Toshiro Kashiyama
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seminars
2026.09.01
NO&T Seminars
Crisis Management for Overseas Subsidiary – Investigation and Prevention
- Nobuo Fukui
- Tsubasa Watanabe
- Takayuki Inoue
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seminars
2026.09.01
Seminars
Seminar A: Transfer Pricing of Intangibles and Royalties
- Shigeki Minami
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seminars
2026.09.01
NO&T Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 15: Disregarding new information because the decision has already been made
- John Lane
- Yuta Sugie
- Nina Newcombe
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publications
2026.09.01
Articles
The Legal 500: 10th Edition TMT Country Comparative Guide – Japan
- Keiji Tonomura
- Minh Thi Cao Koike
- Anju Yamamoto
- Iroha Honda
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publications
2026.08.28
Newsletters
Thailand PDPA Update: PDPC Issues Long-Awaited Rules on Data Subject Access Requests Under Section 30
- Shohei Sasaki
- Shunsuke Minowa
- Poonyisa Sornchangwat
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topics
2026.09.02
Announcements
Kaoru Hattori Joins the London Office
- Kaoru Hattori
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topics
2026.09.01
New Additions
Toshiro Kashiyama joins Nagashima Ohno & Tsunematsu
- Toshiro Kashiyama
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topics
2026.08.27
Announcements
Nagashima Ohno & Tsunematsu Commences Operations at its Silicon Valley Office
- Ryosuke Isaji
- David G. Odrich
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topics
2026.08.24
Announcements
Internship Program in Our Bangkok Office
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seminars
2026.09.02
Seminars
Beneficial Ownership Under Scrutiny- Lessons from Asia-Pacific Courts and Revenue Authorities
- Koichiro Yoshimura
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seminars
2026.09.01
NO&T Seminars
Crisis Management for Overseas Subsidiary – Investigation and Prevention
- Nobuo Fukui
- Tsubasa Watanabe
- Takayuki Inoue
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seminars
2026.09.01
Seminars
Seminar A: Transfer Pricing of Intangibles and Royalties
- Shigeki Minami
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seminars
2026.09.01
NO&T Seminars
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 15: Disregarding new information because the decision has already been made
- John Lane
- Yuta Sugie
- Nina Newcombe
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publications
2026.08.28
Newsletters
Thailand PDPA Update: PDPC Issues Long-Awaited Rules on Data Subject Access Requests Under Section 30
- Shohei Sasaki
- Shunsuke Minowa
- Poonyisa Sornchangwat
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publications
2026.08.25
Newsletters
Constitutional Court Reinforces Broad Environmental Liability for Property Owners and Possessors (Thailand)
- Shunsuke Minowa
- Ponpun Krataykhwan
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publications
2026.08.24
Newsletters
Electronic Labour Contract (Vietnam)
- Long Nguyen
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publications
2026.08.19
Newsletters
Thailand’s Eastern Economic Corridor Capital City (EECiti) Moves Forward: Key Developments and Investment Opportunities (Thailand)
- Charuwan Charoonchitsathian
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publications
2026.09.01
Articles
The Legal 500: 10th Edition TMT Country Comparative Guide – Japan
- Keiji Tonomura
- Minh Thi Cao Koike
- Anju Yamamoto
- Iroha Honda
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publications
2026.08.07
Articles
Lexology Panoramic – Mediation 2026 Japan
- Junichi Ikeda
- Tomohiko Nabeshima
- Akiko Inoue
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publications
2026.08.03
Articles
Current Sate of Shareholder Activism in Japan
- Hiroshi Oda
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publications
2026.07.31
Articles
Lexology Panoramic – Equity Capital Markets 2026 Japan
- Motoki Saito
- Kyohei Mizukoshi
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pro_bono
2026.04.21
Pro Bono
Nagashima supported the Japanese translation of the “UN LGBTIQ+ Standards Gap Analysis Tool”
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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
Featured Topics
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Jan 13, 2026
Scrutiny from regulators outside Japan: Challenges for Japanese companies
Our lawyers have developed this series to discuss the challenges that Japanese companies face when dealing with internal fraud or misconduct, and stakeholders overseas start to ask difficult questions. In bringing this series together, they have leveraged decades of experience successfully defending Japanese clients against foreign regulators and litigants.
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Aug 22, 2025
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part2
President Trump, who refers to himself as “Tariff Man,” announced a substantial increase in tariffs on imports from all countries immediately following his presidential re-inauguration in January 2025. He further declared the introduction of “reciprocal” tariffs targeting countries with large trade deficits with the United States, sending shock waves through the global economy. Following these ann
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Aug 21, 2025
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part1
President Trump, who refers to himself as “Tariff Man,” announced a substantial increase in tariffs on imports from all countries immediately following his presidential re-inauguration in January 2025. He further declared the introduction of “reciprocal” tariffs targeting countries with large trade deficits with the United States, sending shock waves through the global economy. Following these ann
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Mar 26, 2025
U.S.-Japan Export Controls and Recent Developments in Practice – Part 2: Approaches to Internal Control Systems, and Export Control Classification and Customer Management –
Part02:In recent years, various countries have repeatedly strengthened their export control regulations with the primary goal of bolstering economic security, while concurrently imposing sanctions, including export controls, in response to the Russian-Ukraine situation.
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Mar 25, 2025
U.S.-Japan Export Controls and Recent Developments in Practice – Part 1: The Importance of Export Control Regulations and Recent Developments-
Part01:In recent years, various countries have repeatedly strengthened their export control regulations with the primary goal of bolstering economic security, while concurrently imposing sanctions, including export controls, in response to the Russian-Ukraine situation.
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Feb 1, 2024
Sports Business Legal Front in Japan
NO&T STADIUM Sports Business Legal Front in Japan To assist our clients in the rapidly expanding and diverse sports and e-sports industries, we provide legal advice and solutions on complex business and regulatory issues involving these industries. play ball The sports industry is growing globally and becoming more international. Mainly because consumers now prefer experiences over products,
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Jan 13, 2026
Scrutiny from regulators outside Japan: Challenges for Japanese companies
Our lawyers have developed this series to discuss the challenges that Japanese companies face when dealing with internal fraud or misconduct, and stakeholders overseas start to ask difficult questions. In bringing this series together, they have leveraged decades of experience successfully defending Japanese clients against foreign regulators and litigants.
-
Aug 22, 2025
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part2
President Trump, who refers to himself as “Tariff Man,” announced a substantial increase in tariffs on imports from all countries immediately following his presidential re-inauguration in January 2025. He further declared the introduction of “reciprocal” tariffs targeting countries with large trade deficits with the United States, sending shock waves through the global economy. Following these ann
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Aug 21, 2025
Trump’s Tariff Policies, Tariff Negotiations, and Their Implications – Part1
President Trump, who refers to himself as “Tariff Man,” announced a substantial increase in tariffs on imports from all countries immediately following his presidential re-inauguration in January 2025. He further declared the introduction of “reciprocal” tariffs targeting countries with large trade deficits with the United States, sending shock waves through the global economy. Following these ann
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Mar 26, 2025
U.S.-Japan Export Controls and Recent Developments in Practice – Part 2: Approaches to Internal Control Systems, and Export Control Classification and Customer Management –
Part02:In recent years, various countries have repeatedly strengthened their export control regulations with the primary goal of bolstering economic security, while concurrently imposing sanctions, including export controls, in response to the Russian-Ukraine situation.
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Mar 25, 2025
U.S.-Japan Export Controls and Recent Developments in Practice – Part 1: The Importance of Export Control Regulations and Recent Developments-
Part01:In recent years, various countries have repeatedly strengthened their export control regulations with the primary goal of bolstering economic security, while concurrently imposing sanctions, including export controls, in response to the Russian-Ukraine situation.
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Feb 1, 2024
Sports Business Legal Front in Japan
NO&T STADIUM Sports Business Legal Front in Japan To assist our clients in the rapidly expanding and diverse sports and e-sports industries, we provide legal advice and solutions on complex business and regulatory issues involving these industries. play ball The sports industry is growing globally and becoming more international. Mainly because consumers now prefer experiences over products,
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.
01Seminars
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August 31, 2026 (Mon) 16:15 - 17:25
Beneficial Ownership Under Scrutiny- Lessons from Asia-Pacific Courts and Revenue Authorities
- Koichiro Yoshimura
August 31, 2026 (Mon) 15:30 - 18:00
Crisis Management for Overseas Subsidiary – Investigation and Prevention
- Nobuo Fukui
- Tsubasa Watanabe
- Takayuki Inoue
02Newsletters
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August 2026
Thailand PDPA Update: PDPC Issues Long-Awaited Rules on Data Subject Access Requests Under Section 30
- Shohei Sasaki
- Shunsuke Minowa
- Poonyisa Sornchangwat
August 2026
Constitutional Court Reinforces Broad Environmental Liability for Property Owners and Possessors (Thailand)
- Shunsuke Minowa
- Ponpun Krataykhwan
Seminars
Access updates anytime, anywhere
We regularly hold seminars and offer lectures through various formats, such as online streaming.
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August 31, 2026 (Mon) 16:15 - 17:25
Beneficial Ownership Under Scrutiny- Lessons from Asia-Pacific Courts and Revenue Authorities
- Koichiro Yoshimura
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August 31, 2026 (Mon) 15:30 - 18:00
Crisis Management for Overseas Subsidiary – Investigation and Prevention
- Nobuo Fukui
- Tsubasa Watanabe
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October 19, 2026 (Mon) 11:15 - 12:45
Seminar A: Transfer Pricing of Intangibles and Royalties
- Shigeki Minami (Panelist)
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September 1, 2026 (Tue) -
Scrutiny from regulators outside Japan: Challenges for Japanese companies – Episode 15: Disregarding new information because the decision has already been made
- John Lane
- Yuta Sugie
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August 27, 2026 (Thu) 18:30 - 20:00
Let’s Workshop: Key Differences between Japanese court litigation and arbitration
- Shota Toda
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September 14, 2026 (Mon) 13:00 - 14:30
Healthcare in and from space: legal rules, trends and challenges
- Ryo Okubo (Speaker)
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 Sports
- 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 nine overseas locations, enabling us meet our clients’ wide-ranging needs promptly and attentively.
Who We Are
Awards
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Aug 3, 2026
Nagashima lawyers named to Asia Business Law Journal’s The A-List: Japan’s Top Lawyers and Legal Icons 2026
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Jul 28, 2026
Nagashima shortlisted at The Asia Legal Awards 2026
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Jul 27, 2026
Nagashima recognized by Chambers High Net Worth 2026
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Jul 24, 2026
Ayumi Fukuhara recognized in ALB Asia Top Female Lawyers 2026
