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About DSEI Japan 2025

DSEI Japan 2025 stands as the only fully integrated defence exhibition in the country, taking place over three days and offering unique access to the Japanese and wider Indo-Pacific defence sectors. Organized by the team behind the globally recognized DSEI event, this biennial gathering serves as a vital platform connecting the international defence community with Japan’s leading industry figures, government officials, and decision-makers.

Set against the backdrop of Japan’s evolving defence strategy, the 2025 edition will spotlight cutting-edge technologies, regional security developments, and opportunities for international cooperation across various domains, including unmanned systems, cybersecurity, and the electromagnetic spectrum.

Key Highlights of DSEI Japan 2025

  • International Scope: Over 8,000 attendees from 78 countries, including 500 high-level VIPs and more than 290 exhibiting companies.

  • Growth in Participation: A significant increase is expected, with international exhibitors growing by 50% and Japanese participation doubling.

  • Focus Areas: Emphasis on emerging defence technologies such as unmanned systems, AI, cybersecurity, and integrated air and missile defence solutions.

  • High-Level Engagement: Direct interaction opportunities with top Japanese institutions including the Ministry of Defence, the Acquisition, Technology & Logistics Agency (ATLA), and the Ministry of Economy, Trade and Industry (METI).

Why You Should Attend

  • Exclusive Market Insights: Gain privileged access to Japan’s rising defence expenditures and strategic priorities, with a focus on advanced and responsive capabilities.

  • Partnership Opportunities: Establish valuable connections with key players driving Japan’s defence modernization, especially in high-tech and unmanned sectors.

  • Strategic Context: Deepen your understanding of Japan’s defence realignment within the Asia-Pacific, emphasizing resilience, sustainability, and technological advancement.

Event Information

  • Dates: 21–23 May 2025

  • Location: Makuhari Messe, Chiba, Japan

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