Defence Contracts 2026

JAPAN Law and Practice Contributed by: Makoto Terazaki, Taku Matsumoto, Suguru Yokoi, Naoko Takasaki and Jun Suzuki, Anderson Mori & Tomotsune

Anderson Mori & Tomotsune is a full-service law firm with over 700 professionals and has been advising overseas companies doing business in Japan since the early 1950s. With a long tradition of serving the in - ternational business and legal communities, it is rec - ognised as one of the largest full-service law firms in Japan. Its economic security and international trade practice group comprises approximately 50 lawyers and advises on international trade law, economic se - curity, and sanctions. The firm also has experience

supporting clients in the defence sector on sensitive regulatory, trade control, and cross-border transac - tion matters. Its strength lies in specialists who are well versed in the practicalities of jurisdictions includ - ing Japan, the United States, Europe, China, Russia and the CIS. The Tokyo office is supported by offices in Osaka, Nagoya, Beijing, Shanghai, Singapore, Ho Chi Minh City, Bangkok, Jakarta, Hong Kong, Lon - don, Hanoi, Brussels, Malaysia and Paris.

Authors

Makoto Terazaki advises on economic security and international trade, including investment regulations and public procurement matters, at Anderson Mori & Tomotsune. He also handles general

Suguru Yokoi is a partner at Anderson Mori & Tomotsune and a registered foreign lawyer at Nakamura & Associates, AMT’s associated firm in Hong Kong. He previously served as the representative of AMT’s Beijing

corporate and transactional matters across multiple industries. He has represented national and local governments, private companies, and banks in numerous PPP/PFI projects, including domestic and overseas infrastructure development and concession arrangements. He focuses on project finance and draws on his experience during his secondment to the Ministry of Land, Infrastructure, Transport and Tourism, particularly in aviation, airport, construction, and water supply matters. He also advises on M&A and regional revitalisation projects involving public-sector negotiations throughout Japan and abroad.

and Shanghai offices. Suguru has extensive experience advising private companies and government agencies on international trade law, import and export controls, sanctions, business and human rights, and a wide range of cross-border transactions. In particular, he specialises in matters relating to Japan and the Greater China Region, drawing on his on-the-ground experience and in-depth knowledge of these jurisdictions.

Naoko Takasaki is a special counsel at Anderson Mori & Tomotsune, advising governments and private entities on WTO, FTA/EPA, trade remedies, sanctions and export control matters. Drawing on her eight

Taku Matsumoto is a partner at Anderson Mori & Tomotsune and a corporate auditor of Quantum Strategic Industry Alliance for Revolution. He specialises in M&A and corporate, international trade,

years at the Ministry of Economy, Trade and Industry, Naoko combines government-side policy expertise with private-practice experience in international trade and economic security. She has served as lead counsel in several WTO dispute settlement proceedings, including cases concerning the WTO’s national security exceptions. Her current practice includes advising on export controls, including technology transfers.

antitrust and competition regulation, investments in start-up companies and wealth management. In connection with international trade, he mainly deals with foreign direct investments, export controls, and sanctions, as well as the new national security regime in Japan for international and Japanese clients. He graduated with an LLM degree from Columbia Law School and is admitted as a lawyer in Japan and New York.

113 DEFENCE CONTRACTS 2026

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