Nishimura & Asahi

Nishimura & Asahi is Japan’s largest full‑service law firm, with more than 900 lawyers and a strong international platform. Founded in 1966 and headquartered in Tokyo, the firm advises leading Japanese and multinational clients on complex domestic and cross‑border matters, including mergers and acquisitions, finance, competition, disputes, international trade, and regulatory compliance. With 22 offices (as of June 2026) across Asia, Europe and the United States, Nishimura & Asahi combines deep expertise in Japanese law with global reach, delivering seamless legal solutions for sophisticated international transactions.

Contributing Authors

News About Nishimura & Asahi

Debevoise, Nishimura called in for Nippon Life’s $8.2bn Resolution Life acquisition

Kirkland & Ellis and Herbert Smith Freehills also among nine law firm’s called in for the largest takeover by a Japanese insurer

11 Dec 2024

Japan’s Nishimura & Asahi to open in London and Brussels

Offices set to open early next year with mix of Japanese and local lawyers

16 Oct 2024

Linklaters builds in Japan with corporate partner from Nishimura & Asahi

Hire of Yoshiyuki Asaoka follows magic circle firm adding Ashurst’s Tokyo M&A and Asia insurance sector lead last spring

22 May 2023