Welcome to DSEI Japan

DSEI Japan is a biannual event which serves the international defence community in accessing the increasingly pertinent Indo-Pacific region. The main purpose of DSEI Japan is to connect the global defence and security sector with the entire Japanese and wider Asian Defence community.

Throughout the event, everyone will have the opportunity to attend various conferences and seminars, network with key industry professionals, and witness the latest innovations and products in the current defence market.

2025 FACTS & FIGURES

13,000+
Attendees
30+
Exhibiting Countries
1100+
VIPs
470+
Exhibiting Companies

Explore DSEI Japan 2027

Visiting

DSEI Japan is a must-attend event for those looking to network and stay ahead of the latest technologies. Visitors from around the world access the show, to build strong connections with Indo-Pacific military leaders, as well as gaining insight on the latest trends and emerging technologies such as AI, unmanned systems, and cyber capabilities.

Exhibiting 

DSEI Japan attracts international exhibitors seeking to enter the Indo-Pacific market and engage directly with Japanese military and defence officials. As a premier defence exhibition, DSEI Japan bridges international and domestic stakeholders, offering strong opportunities for visibility and brand awareness.

Conference

The DSEI Japan Conference Programme is one of the main highlights of the event, stressing the current challenging issues around defence and security globally. Experts from industry, academia, military, and PSG, come together to discuss and propose solutions aimed at mitigating future defence threats and preventing emerging risks.

Networking Opportunities

UDT provides a variety of opportunities to help you maximise your networking potential over the three days of the event. You'll have the chance to connect with your target audience and engage in meaningful conversations with new contacts.

Conference and Exhibitor attendees will have the opportunity to meet with leading industry professionals and experts to discuss potential collaborations and meet their target audience.  

Startup Zone

The DSEI Japan Startup Zone hosts visionary Japanese start-ups and SMEs, with cutting-edge defence technologies, to power defence and security industry advancements.

This is the place to explore the future of defence technology at DSEI Japan. Through DSEI Japan Startup Zone, Japanese newcomers and SME's will have to opportunity to present their innovations that are shaping the future of the global defence and security landscape.

International Pavilions

International Pavilions at DSEI Japan bring together nations from around the world to showcase their defence and security capabilities, cutting-edge technologies, and innovative solutions.

During the event, attendees can explore these dedicated spaces to discover the latest advancements from leading global organisations, while engaging with key decision-makers, industry leaders, and government representatives.

DSEI Japan News Hub