Nagashima Ohno & Tsunematsu

Managing Partner: Soichiro Fujiwara

Number of partners:165 (as of November 1, 2025)

Number of lawyers:638 (as of November 1, 2025)

Languages: Japanese, English, Chinese, French, German, Dutch, Thai, Vietnamese, Indonesian, Filipino, Malay, Hindi, Korean, Spanish, Portuguese, Russian

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 approximately 600 lawyers of the firm, including about 50 experienced lawyers from various jurisdictions outside Japan, work together in customised teams to provide clients with the expertise and experience specifically required for each client matter.

Video of “Our Story”: https://www.nagashima.com/en/firm/history/

Video of “Our Team”: https://www.nagashima.com/en/firm/philosophy/

Main Areas of Practice

• 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 Sanction
• Global Practice

Selected Representations

M&A / Private Equity

• Hino Motors Ltd. in its integration with Mitsubishi Fuso Truck and Bus Corporation
• Procrea Holdings, Inc. in the merger of its wholly owned subsidiaries, The Aomori Bank, Ltd. and The Michinoku Bank, Ltd.
• NTT Data Group Corporation in its JPY 2.37 trillion acquisition by parent company Nippon Telegraph and Telephone Corporation through a tender offer
• Net One Systems Co., Ltd. in its JPY 360 billion acquisition by SCSK Corporation through a tender offer and subsequent business integration
• TOPCON CORPORATION in its going private transaction through a management buyout with KKR and JIC Capital
• Fujitsu General Limited in its JPY 256 billion acquisition by Paloma Rheem Holdings Co., Ltd. through a tender offer
• Panasonic Holdings Corporation in the JPY 311 billion sale of its 80% stake in Panasonic Automotive Systems Co., Ltd. to Apollo Global Management
• SBI Sumishin Net Bank, Ltd. in its JPY 420 billion privatization by NTT DOCOMO
• Kirin Holdings Company, Limited in its privatization of FANCL Corporation through a tender offer
• Bain Capital in its JPY 112 billion management buyout of Nissin Corporation

Banking & Finance and Capital Markets

• Japan’s three mega-banks (Mitsubishi UFJ Financial Group, Inc., Mizuho Financial Group, Inc., and Sumitomo Mitsui Financial Group, Inc.) in their respective issuances of TLAC Compliant Senior Notes, including U.S. SEC registered notes
• Sony Group Corporation in its global offering of new shares and public offering of Convertible Bonds in Japan
• Tokyo Metro Co., Ltd., the Minister of Finance of Japan, and Tokyo Metropolitan Government in Tokyo Metro’s global initial public offering and listing on the Prime Market of the Tokyo Stock Exchange
• Toyota Motor Corporation in its issuance of First Series Model AA Class Shares (as co-counsel with other Japanese law firms)
• Toshiba Corporation in its issuance of new shares by way of third-party allotment to international investors
• Mandated lead arrangers of project finance transactions involving the concessions of major airports in Japan, e.g., the Osaka and New Kansai International Airports and the Fukuoka Airport

Real Estate and REITs

• MGM Resorts International in connection with its JPY 530 billion (USD 3.4 billion) senior financing for MGM Osaka, Japan’s first integrated resort in Osaka
• Japan Hotel REIT Investment Corporation in its JPY 64.35 billion acquisition of Hilton Fukuoka Sea Hawk
• Mitsui Fudosan Logistics Park Inc. in its absorption-type merger with Advance Logistics Investment Corporation and Mitsui Fudosan Group in the establishment of a dual-sponsorship structure with Itochu Group for logistics REIT asset management

Antitrust and Competition

• Booking.com B.V. in its JFTC investigation on a parity (MFN) clause, which ultimately ended with a commitment decision
• A leading hotel company in a JFTC cartel investigation resolved with a formal warning and no enforcement action
• Novo Holdings AS and Novo Nordisk AS in their USD 16.5 billion acquisition of Catalent Inc., including merger control filings with the JFTC

Dispute Resolution and Global Investigations

• Sompo Japan Insurance Inc. in its investigation into insurance premium cartel allegations
• Mitsubishi Electric in its global investigation and crisis management of improper quality management practices
• Hino Motors, Ltd. in its settlements of the class actions in Australia and Canada related to historic emissions testing issues.
• Novartis Pharma K.K. in its criminal defense against charges of data manipulation in Japan
• JGC Holdings Corporation in its investment treaty arbitration against the Kingdom of Spain and assisted in monetizing the award

Restructuring and Insolvency

• Mizuho Bank, Ltd. as the largest lender and agent in the Chapter 11 proceedings of Marelli Holdings Co., Ltd.
• Trustee of MtGox Co., Ltd. in its newly commenced civil rehabilitation proceedings
• Takata Corporation in its global restructuring and sale of its global assets and operations to Key Safety Systems, Inc.
• Softbank Corporation in its acquisition of WeWork’s Japanese business through civil rehabilitation proceedings

Intellectual Property

• Nintendo Co., Ltd. in copyright infringement and unfair competition prevention litigation against Maricar concerning its street go-kart business

TMT

• Sony Group Corporation on its JPY 50 billion minority investment in Kadokawa Corporation and formation of a strategic and business alliance
• Warner Bros. Discovery on the expansion of its strategic partnership with JCOM on Discovery Japan
• A consortium led by Space Compass (a JV between NTT and JSAT) on its $100M investment commitment to a UK-based space venture

Tax

• Universal Music Group’s Japanese subsidiary, securing a first-ever landmark decision at the Supreme Court, rejecting the government’s application of Japanese business purpose/economic substance doctrine
• A multinational corporation in obtaining a landmark National Tax Tribunal decision holding a reassessment under the Japanese CFC regime to be illegal, with the Tribunal finding that a Dutch “Stichting” entity constitutes a “trust” for Japanese tax purposes
• Shire plc, in its $62 billion share-for-share acquisition transaction by Takeda Pharmaceutical Company Limited (acted as Japanese counsel)

Offices

Tokyo (Nagashima Ohno & Tsunematsu Tokyo Office)

Address: JP Tower, 2-7-2 Marunouchi, Chiyoda-ku, Tokyo 100-7036, Japan

Tel: +81-3-6889-7000 (general)

Fax: +81-3-6889-8000 (general)

Email: info@nagashima.com

New York (Nagashima Ohno & Tsunematsu NY LLP)

Address: 450 Lexington Avenue, Suite 3700, New York, NY 10017, U.S.A.

Tel: +1-212-258-3333

Shanghai (Nagashima Ohno & Tsunematsu Shanghai Representative Office (Japan))

Address: 21st Floor, One ICC, 999 Middle Huaihai Road

Xuhui District, Shanghai 200031, China

Tel: +86-21-2415-2000

Fax: +86-21-6403-5059

Singapore (Nagashima Ohno & Tsunematsu Singapore LLP)

Address: 6 Battery Road Level 41 Singapore 049909

Tel: +65-6654-1760

Fax: +65-6654-1770

Bangkok (Nagashima Ohno & Tsunematsu (Thailand) Co., Ltd.)

Address: 34th Floor, Bhiraj Tower at EmQuartier

689 Sukhumvit Road, Klongton Nuea, Vadhana, Bangkok 10110, Thailand

Tel: +66-2-302-4800

Fax: +66-2-302-4899

Ho Chi Minh City (Nagashima Ohno & Tsunematsu HCMC Branch)

Address: Suite 1801, 18th floor – Saigon Tower, 29 Le Duan Street, District 1, Ho Chi Minh City, Vietnam

Tel: +84-28-3521-8800

Fax: +84-28-3521-8877

Hanoi (Nagashima Ohno & Tsunematsu Hanoi Branch)

Address: Suite 10.04, CornerStone Building, 16 Phan Chu Trinh, Hoan Kiem District, Hanoi City, Vietnam

Tel: +84-24-3266-8140

Fax: +84-24-3266-8141

Jakarta (*Associate office) (IM & Partners in association with Nagashima Ohno & Tsunematsu)

Address: Jakarta Mori Tower 14th Floor, Unit 1401, Jalan Jenderal Sudirman Kav. 40-41, Jakarta 10210, Indonesia

Tel: +62-21-2509-8080

Fax: +62-21-2509-8090

London (Nagashima Ohno & Tsunematsu UK Limited)

Address: 125 Old Broad Street, London

EC2N 1AR, United Kingdom

Tel: +44-20-3370-1800