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Experienced lawyers

Embrace every challenge in a career that brings out the best in your work – and you.

Allen & Overy was one of the first international law firms in 1988 to establish an office in Tokyo. We provide comprehensive legal services to a wide range of corporate clients (domestic and international), banks, financial institutions, trading companies and energy companies. Our team comprises some of Asia Pacific's most experienced and highly-regarded lawyers with extensive experience in all matters of Japanese and international corporate and commercial practice.

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Practice areas

Banking & Finance

Banking & Finance

With over 1,000 lawyers worldwide, we have one of the largest and most international teams of banking and finance lawyers of any global law firm. Few practices can match our top tier position across the full range of financial products. Our lawyers regularly tap into the extensive global reach of Allen & Overy, across all the major regional corridors including Asia-Pacific, Europe, Africa, North and Latin America.

In Tokyo, we have a high calibre of banking and finance lawyers who continue to provide clients with advice across the full range of transactional banking and finance work, including leveraged and acquisition finance, syndicated lending, project finance, asset finance, trade and export finance, and restructuring. We have a strong track record in advising on credit facilities and syndicated and mezzanine loans.

Corporate and M&A

Corporate and M&A

With both international and Japanese law capability, we are often the first port of call for domestic and foreign companies seeking assistance on cross-border transactions. With the majority of our work being outbound, we work closely with our global network of 700 corporate lawyers worldwide.

Recognized as a Tier 1 Corporate and M&A practice, we advise on mergers, acquisitions, joint ventures, disposals and general commercial and regulatory matters for a range of clients across a variety of sectors including: financial services, energy and infrastructure, automotive, pharmaceutical, consumer, and food and beverage sectors.

Projects, Energy, Natural Resources and Infrastructure (PENRI)

Projects, Energy, Natural Resources and Infrastructure (PENRI)

As a key part of Allen & Overy’s global Projects Group, in Tokyo, we field a high calibre of lawyers who provide clients with advice across the full range of project development, project finance, trade and export finance and brownfield projects M&A. Recognized as a Tier 1 projects practice in Japan by all of the major legal directories, the team advises a broad spectrum of leading Japanese and international financial institutions, funds, multilateral agencies, development finance institutions, export credit agencies, international bodies, sponsors and borrowers across the Asia Pacific region and globally.

We are pre-eminent in the project financing market for developing innovative and first in market solutions for our clients. We often incorporate complex financing techniques that lead the industry in the sectors of: oil & gas; LNG, all areas of power projects including conventional and renewable energy; infrastructure and transport; and in all sectors of natural resources with a particular focus on mining.

Employee Stories

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Jiran Liu

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Kuda Chirambadoro

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Osamu Ito

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Working environment

Allen & Overy's Tokyo office is located on 38th floor of Roppongi Hills building complex, one of the landmarks in central Tokyo.

Roppongi Hills offers easy access to tube lines and JR lines. There are many shops and restaurants, a cinema, museum, banks, post office and clinics inside the complex and around the building. The area has a lively atmosphere

Learning and development

The A&O Business School will provide you with the commercial and personal skills that you need to navigate through an ever-changing business landscape. We offer exceptional professional and personal development, training, mentoring and practical support – all of which will allow you to progress in your career.

The A&O Business School offers a variety of excellent courses relevant to your career stage, with an emphasis on practical skills and business insight, to complement our advanced legal knowledge training. The school also offers a unique opportunity to interact with, and learn from experts, peers and partners and gain valuable insights from the world of business. From cutting-edge content to world-class coaches, our partners work on the design of the courses and act as faculty members to share their experience and expertise.

The A&O Leadership Centre equips our partners with the leadership skills to inspire others, encourage innovation and develop strong and enduring relationships with our clients. The Centre offers a combination of programmes, master classes, personal coaching, mentoring and access to relevant experience and opportunities, so you can tailor your personal development to your own needs and aspirations.


Allen & Overy offers a wide range of benefits to its lawyers.

In addition to those provided globally, Allen & Overy Gaikokuho Kyodo Jigyo Horitsu jimusho provides the following benefits to its employees:

  • Health insurance coverage
  • Subsidised gym membership
  • Language lessons
  • Various internal training programmes
  • 25 days holiday a year
  • Coverage of bar association costs

Our locations

  • Europe
  • Africa
  • Asia Pacific
  • Middle East
  • North America
  • Latin America

In addition to countries where we have offices, we also have a number of International Desks advising clients on large scale international transactions in Europe.

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Takako Watabe
Takako Watabe

Senior HR Officer, Human Resources


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