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Big Four Law Firms in Japan

In the dynamic and complex landscape of Japan's legal industry, there exist four prominent law firms commonly referred to as the Big Four. Offering a wide range of legal services, have extensive expertise in Japanese law and business practices, these firms play a crucial role in providing strategic counsel to domestic and international clients.


Mori Hamada & Matsumoto (MHM)

MHM is one of the leading law firms in Japan, offering a wide range of legal services. They specialise in areas such as corporate law, mergers and acquisitions, finance, intellectual property, and dispute resolution. MHM serves domestic and international clients across various industries, including banking and finance, manufacturing, technology, and healthcare.


Nagashima Ohno & Tsunematsu (NO&T)

NO&T is another major law firm in Japan, providing comprehensive legal services. The firm has expertise in corporate law, finance, capital markets, mergers and acquisitions, and intellectual property. NO&T represents clients in industries such as banking and finance, energy, telecommunications, and retail.


Nishimura & Asahi

Nishimura & Asahi is one of the largest law firms in Japan and offers a broad range of legal services. They have significant experience in corporate law, finance, capital markets, mergers and acquisitions, and international transactions. Nishimura & Asahi serves clients in various sectors, including banking, real estate, technology, pharmaceuticals, and entertainment.


Anderson Mori & Tomotsune

Anderson Mori & Tomotsune is a prominent law firm known for its expertise in corporate law, finance, and international business transactions. The firm advises clients on matters such as mergers and acquisitions, securities offerings, regulatory compliance, and dispute resolution. They serve clients in industries such as finance, manufacturing, technology, and telecommunications.


These four law firms have established themselves as leaders in the Japanese legal market, providing high-quality legal services to domestic and international clients. They have a deep understanding of Japanese law and business practices and play a crucial role in advising clients on navigating the legal complexities of conducting business in Japan.

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