What Does Anderson Mori & Tomotsune Do?

Total employees1150
HeadquartersTokyo
Founded1952

Anderson Mori & Tomotsune (AMT) is one of Japan's largest and most respected full-service law firms, tracing its origins back to 1952. Formed through key mergers, the firm offers a comprehensive range of legal services to both Japanese and international clients. AMT is known for its expertise in areas such as M&A, finance, litigation, intellectual property, and international trade. With a strong team of Japanese and foreign-licensed lawyers, the firm is dedicated to providing innovative and practical solutions to complex legal challenges, consistently ranking among the top tier of law firms in Japan and Asia.

Where Is Anderson Mori & Tomotsune's Headquarters?

HQ Function

Serves as the central hub for all major legal practices, firm-wide administration, strategic planning, and client relationship management for domestic and international operations.

Notable Features:

State-of-the-art facilities within a modern high-rise building, offering advanced technology and resources to support complex legal work and international collaboration.

Work Culture:

The work culture at Anderson Mori & Tomotsune's Tokyo headquarters is highly professional, rigorous, and client-focused, typical of a top-tier international law firm. It emphasizes collaboration among its diverse legal experts, continuous learning, and a commitment to delivering high-quality legal services. While demanding, it also offers opportunities for significant professional growth and involvement in complex, high-stakes cases.

HQ Significance:

As the primary office of one of Japan's 'Big Four' law firms, the Tokyo headquarters is central to the firm's domestic and international operations. It serves as the main hub for complex legal advisory, major transactions, and dispute resolution, significantly influencing Japan's legal landscape and facilitating international business.

Values Reflected in HQ: The headquarters' location, facilities, and operational focus reflect the firm's commitment to excellence, professionalism, global connectivity, and client service.

Location:

Anderson Mori & Tomotsune supports a wide range of global functions through its strategically located offices and extensive network of correspondent law firms. This includes facilitating cross-border mergers and acquisitions, international finance and capital markets transactions, global dispute resolution and arbitration, intellectual property protection worldwide, and providing counsel on international trade and investment regulations. The firm's integrated team of Japanese and foreign-qualified lawyers ensures seamless service for multinational corporations and investors operating across diverse jurisdictions.

Street Address:

Otemachi Park Building, 1-1-1 Otemachi, Chiyoda-ku

City:

Tokyo

State/Province:

Tokyo

Country:

Japan

Where Else Does Anderson Mori & Tomotsune Operate Around the World?

Osaka, Japan

Address: Nakanoshima Festival Tower West, 2-4, Nakanoshima 3-chome, Kita-ku, Osaka 530-0005, Japan

To serve the legal needs of businesses operating in and around Osaka, supporting regional economic activity and providing local access to the firm's full range of expertise.

Nagoya, Japan

Address: Nagoya Midland Square, 4-7-1 Meieki, Nakamura-ku, Nagoya 450-6217, Japan

To cater to the specific legal requirements of industries and businesses in central Japan, facilitating their domestic and international operations.

Beijing, China

Address: Beijing Fortune Bldg., Room 809, No. 5, Dong San Huan Bei Lu, Chao Yang Qu, Beijing 100004, China

To provide on-the-ground legal support for Japanese and international clients navigating the Chinese market, and for Chinese companies investing abroad.

Shanghai, China

Address: Two ICC, Suite 2315, 288 South Shaanxi Road, Xuhui District, Shanghai 200031, China

To support clients in one of China's most dynamic economic zones, facilitating cross-border transactions and local business operations.

Hong Kong, SAR China

Address: Unit 3105, 31/F, AIA Central, 1 Connaught Road Central, Central, Hong Kong

To assist clients with transactions and legal matters involving Hong Kong and the wider Asia-Pacific region, particularly in finance and cross-border investments.

Singapore, Singapore

Address: 12 Marina Boulevard, #24-04 Marina Bay Financial Centre Tower 3, Singapore 018982

To support clients' business activities and investments across Southeast Asia, capitalizing on Singapore's role as a regional legal and commercial center.

Ho Chi Minh City, Vietnam

Address: Unit1, 18th Floor, Saigon Centre Tower 2, 67 Le Loi Street, Ben Nghe Ward, District 1, Ho Chi Minh City, Vietnam

To assist international and local clients in navigating the Vietnamese legal landscape and capitalizing on investment opportunities.

Bangkok, Thailand

Address: Unit 2002, 20th Floor, Sathorn Square Office Tower, 98 North Sathorn Road, Silom, Bangrak, Bangkok 10500, Thailand

To provide comprehensive legal support for businesses investing and operating in Thailand, a key economy in Southeast Asia.

Jakarta, Indonesia (Associated Office)

Address: Hanafiah Ponggawa & Partners (HPRP Lawyers), HPRP Office Tower, 8th Floor, Jl. D.I. Panjaitan Kav. 24, Cipinang Cempedak, Jatinegara, Jakarta Timur 13340, Indonesia

To facilitate clients' legal needs in Indonesia, leveraging local expertise through a strong association with a leading Indonesian law firm.

London, United Kingdom

Address: 40 Basinghall Street, London EC2V 5DE, United Kingdom

To provide a bridge for clients engaged in cross-border transactions and legal matters between Japan and Europe, leveraging London's status as a global financial center.

Buying Intent Signals for Anderson Mori & Tomotsune

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading Anderson Mori & Tomotsune? Meet the Executive Team

As of April 2025, Anderson Mori & Tomotsune' leadership includes:

Osamu Hirakawa - Managing Partner
Hiroki Wakabayashi - Managing Partner
Atsushi Oishi - Managing Partner
Hideyuki Kobayashi - Managing Partner
Akira Kawamura - Special Counsel (Former Managing Partner)

Who's Investing in Anderson Mori & Tomotsune?

Anderson Mori & Tomotsune has been backed by several prominent investors over the years, including:

Not Applicable (Law Firm Partnership)

What Leadership Changes Has Anderson Mori & Tomotsune Seen Recently?

Hire0
Exits0

No major changes to the core executive (Managing Partner) team have been publicly announced in the last 12 months. Anderson Mori & Tomotsune regularly promotes individuals to Partner and engages in lateral partner hires as part of its ongoing firm development and strategic growth, though these are not typically classified as C-level executive changes in the corporate sense.

What Technology (Tech Stack) Is Used byAnderson Mori & Tomotsune?

Discover the tools Anderson Mori & Tomotsune uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Anderson Mori & Tomotsune Email Formats and Examples

Anderson Mori & Tomotsune primarily utilizes an email format that combines the employee's first name and last name, separated by a period, followed by the @amt-law.com domain. This is a common and professional structure for law firms.

firstname.lastname@amt-law.com

Format

osamu.hirakawa@amt-law.com

Example

90%

Success rate

What's the Latest News About Anderson Mori & Tomotsune?

Anderson Mori & Tomotsune Website • May 16, 2024

Anderson Mori & Tomotsune awarded 'Japan Law Firm of the Year' at the Chambers Asia Pacific & Greater China Region Awards 2024

Anderson Mori & Tomotsune was honored as 'Japan Law Firm of the Year' at the Chambers Asia Pacific & Greater China Region Awards 2024 ceremony held on May 15, 2024. This prestigious award recognizes the firm's outstanding performance and leadership in the Japanese legal market....more

Anderson Mori & Tomotsune Website • March 22, 2024

Anderson Mori & Tomotsune wins 'Japan Law Firm of the Year' and 'Most Innovative National Law Firm of the Year (Japan)' at the IFLR Asia-Pacific Awards 2024

Anderson Mori & Tomotsune received two significant awards at the IFLR Asia-Pacific Awards 2024: 'Japan Law Firm of the Year' and 'Most Innovative National Law Firm of the Year (Japan)'. These awards highlight the firm's excellence and innovative approach in the legal field....more

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