London Office

Name:  Atsumi & Sakai Europe Limited

Contact:  Naoki Kanehisa (Partner)

Address:  85 Gresham Street, London EC2V 7NQ, United Kingdom

Tel: +44-(0)203-696-6540|Mobile: +44-(0)75-4899-7865



Atsumi & Sakai has decades of experience in advising UK-based clients on Japanese law and Japan-related matters, in particular in the fields of Banking, Capital Markets, M&A, Regulatory, Inward Investment, Employment Law and Data Protection.


We were the first Japanese law firm to admit an English solicitor as a partner and the first Japanese law firm to open an independent London office in January 2015. Our London office is staffed by experienced bi-lingual Japanese lawyers, supported by an experienced UK-based English consultant and by our UK and EU teams in Tokyo. The office enables us to provide our clients in the EMEA region with real-time Japanese law advice and works with our Tokyo and New York offices to provide a global 24/7 service.


Our relevant expertise include:


  • A London office staffed by experienced bi-lingual Japanese lawyers
  • A UK-based English consultant and former Tokyo-based partner with over 20 years’ experience advising on Japan-related matters
  • Tokyo support team headed by our previous London managing partner
  • English solicitors in our Tokyo office registered to advise on English law in Japan
  • A Japanese partner in Tokyo admitted as an English solicitor
  • Japanese lawyers with experience working at the London offices of international law firms
  • Most of our Japanese lawyers being able to advise and draft in English
Transactions members of our team has advised on include:


  • Advised a group of leading international banks on a global trade receivables securitization for one of the world’s largest computer and electronics makers (one of the largest ever trade receivables securitizations)
  • Advised a European bank on a global trade receivables securitization for a leading multinational agrochemical group
  • Advised an export credit agency as lender on a copper mine project in Central America
  • Advised a UK AI/Fintech company on a joint venture with a Japanese listed company for a business in Japan, including trademark, regulatory, employment and data protection issues
  • Advised a portfolio company of a private investment management firm on its acquisition of a global technology company, which made the client one of the largest data management software companies in the world
  • Formation of multi-billion-dollar English-law real estate investment funds for the acquisition of commercial real estate in Japan
  • Advising international private equity and venture capital investors on bids, acquisitions, investments and disposals in Japan
  • Advising UK-based global insurer on offering its products in Japan
  • Advising a UK-based global telecoms company on regulatory, employment and data protection issues in Japan
  • Advising numerous multi-nationals on handling and reporting data breaches
  • Advising a UK-headquartered global cosmetics retailer group on financing, employment and other corporate matters
  • Advising a US and UK-based multinational pharmaceutical, biotechnology and healthcare group on real estate transactions in Japan
  • Advised numerous UK banks in connection with finance transactions in Japan
  • Advised UK companies on data protection, consumer protection and other regulatory issues in connection with Japanese market entry
  • Advised a Japanese trading house on investment into a UK technology company



Awards (excerpt)

  • Asian Legal Business Japan Law Awards “Overseas Practice Law Firm of the Year” 2018, 2019 & 2020
  • The Best Lawyers in Japan 2021 : Structured Finance Law (Naoki Kanehisa, London Managing Partner)
  • The Best Lawyers in Japan 2021 : Capital Markets Law (Ryuichi Nozaki, Previous London Managing Partner)
  • IFLR 1000 Financial and Corporate 2021 Leading Lawyers (Highly regarded) : Banking; Capital markets: Structured finance and securitisation (Ryuichi Nozaki, Previous London Managing Partner)

Main Practice Areas


Related Professionals

Senior Partner

Naoki Kanehisa


Daniel C. Hounslow*

Senior Partner

Ryuichi Nozaki

Senior Partner

Kohei Murakawa


* Mr. Kanehisa is a director of Atsumi & Sakai Europe Limited, the London office of Atsumi & Sakai, and a Partner in Atsumi & Sakai.  Atsumi & Sakai Europe Limited is a company incorporated in England & Wales (No. 09389892) with its registered office at 85 Gresham Street, London, United Kingdom EC2V 7NQ and is a wholly-owned subsidiary of Atsumi & Sakai Legal Professional Corporation organised under the laws of Japan.  Legal advice is provided by Atsumi & Sakai Legal Professional Corporation. None of Atsumi & Sakai Legal Professional Corporation, Atsumi & Sakai Europe Limited or Mr. Naoki Kanehisa is regulated by the Solicitors Regulation Authority for England and Wales, and none will undertake any reserved legal activity as defined in the United Kingdom Legal Services Act 2007.