Firm / Organisation

Nagashima Ohno & Tsunematsu

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Managing Partners: Fumihide Sugimoto, Hiroki Inoue
Number of partners: 122
Number of lawyers: 478
Languages: Japanese, English, Chinese, German, Spanish, Thai, Vietnamese, Indonesian, Malay, Filipino, Hindi, Burmese

Firm Overview:
Nagashima Ohno & Tsunematsu is the first integrated full-service law firm in Japan and one of the foremost providers of international and commercial legal services based in Tokyo. The over 450 lawyers of the firm, including over 30 experienced foreign attorneys from various jurisdictions, work together in customised teams to provide clients with the expertise and experience specifically required for each client matter.

Main Areas of Practice:


Having considerable corporate/M&A expertise and an unmatched track record, the firm is able to assist with its clients’ wide and varied legal needs in connection with complex mergers and acquisitions; strategic alliances; private equity transactions; and general corporate matters.

Banking & Finance:
The firm has extensive experience and in-depth expertise in handling a wide variety of financial transactions in both the domestic and international financial markets. These include banking; securitisation, structured finance, trust; financial regulations, fund management; insurance; acquisition finance; and project finance.

Capital Markets:
The firm has undertaken numerous transactions in a wide variety of matters involving capital markets including the procurement of funds through issuing equity shares and debt of corporations and investment securities of investment corporations and the listing of such instruments on the Japanese and overseas stock exchanges.

Risk & Crisis Management/Compliance:
The firm has a distinguished history of representing clients in connection with domestic and cross-border governmental/ regulatory investigations, complex internal investigations, white collar criminal defence and many other situations involving difficult and sensitive governance issues.

The firm provides prompt and expert legal service in the areas of restructuring and insolvency of failing companies and companies experiencing financial difficulty, not only to the distressed companies themselves but also to various interested parties such as creditors, sponsors, parent companies, investors and business partners.

Dispute Resolution:
The firm has provided legal advice to countless business entities for resolution of domestic and cross-border disputes in a broad range of cases, including various types of litigation, arbitration and mediation, insolvency proceedings, quasi-judicial proceedings, and cases involving criminal law issues.

Labour & Employment:
The firm has a highly experienced and strong complement of employment and labour lawyers who primarily advise management, including that of foreign and domestic companies in various industries.

Real Estate & J-REITs:
The firm handles a wide variety of real estate transactions, from simple purchase and sale, and lease transactions to complex and very sophisticated securitisation projects, real estate investment funds, and J-REITs (real estate investment trusts) listed on stock exchanges.

Intellectual Property:
The firm has expertise in all aspects of IP law, including licensing, litigations, new issues arising in the digital domain, IP-based M&A, joint ventures, IP-based structured finance, privacy and competition law related IP issues, and handles a wide variety of disputes and provide predispute advice as well as general, coordinated IP program structuring.


The firm’s antitrust practice is unique in that its antitrust lawyers not only possess widely recognised, in-depth expertise and highly specialised knowledge of the antimonopoly law, but also a wealth of broad and deep practice experience in all other areas of legal practice that intersect with antitrust-related laws, in both domestic and cross-border matters.

The firm’s tax practice is renowned for its broad coverage of a variety of tax-related matters, ranging from tax planning for various commercial transactions to tax controversies and tax litigation cases stemming from differences with the tax authority.

Overseas Practice:
Asia; Europe; North & Latin America; and Africa.

Other Practice Areas:
Environment; consumer affairs; data protection and privacy; wealth management/ business succession/inheritance; IT and telecommunications; media, entertainment and sport; construction and infrastructure; natural resources and energy; and pharmaceutical and health care.


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