
The cross U, a space business co-creation platform, will hold NIHONBASHI SPACE WEEK, one of the largest space business events in Asia.
This event is an event platform for companies and organizations that continue to face challenges in the space industry to participate and co-create.
During the event, space-related events will be held intensively in the same area, attracting participants, exhibitors and speakers with high business motivation, and providing a venue for exchanges and business negotiations.
Please use NIHONBASHI SPACE WEEK as an opportunity to build a network for business collaboration and co-creation.
We hope you will join us for NIHONBASHI SPACE WEEK 2025.
Summary of NIHONBASHI SPACE WEEK
One of the largest space business events in Asia, held in the Nihonbashi area, which is home to a concentration of space industry-leading companies and organizations from industry, government, and academia, bringing together space players from Japan and overseas.
1. Vision
Promoting new co-creation in the space business and revitalizing the global space industry from Nihonbashi.
2. Achievements
- The event has grown in scale every year since it was initially held in 2021, and this year will mark the fifth time the event has been held.
- Last year, over 100 companies and organizations from Japan and overseas participated, and more than 250 experts from industry, government, and academia spoke at the event.
3. Features
- A complex space business event with related events such as exhibitions, conferences, presentations, as well as workshops and awards, held simultaneously.
- Many Japanese space startups that are attracting attention from around the world, as well as companies from different industries and local governments that are newly entering the space business, are participating in this event.
4. Creation of opportunities
- Efficient opportunities to reach out to space business players.
- Beneficial networking opportunities with key players from industry, government, and academia.
- Matching opportunities with new collaboration and co-creation partners.
Outline
◆Schedule | October 28th (Thu), 29th(Wed), 30th(Thu), 31st(Fri) 2025 (4days in total)
◆Venue | Nihonbashi, TOKYO
{Nihonbashi Mitsui Hall, Muromachi Mitsui Hall, X-NIHONBASHI TOWER, X-NIHONBASHI BASE etc.}
◆Organizer | General Incorporated Association cross U
◆Co-organizer | MITSUI FUDOSAN CO., LTD.
◆Format | On-Site Event *No online streaming
◆Entrance Fee *ticket | Free of charge *Pre-registration is required
Menu for participation
NIHONBASHI SPACE WEEK, planned and operated by “cross U”, is an event platform for companies and organizations that continue to face challenges in the space industry to participate and create together.
We offer a diverse menu for participation.
Please consider participation based on the needs of your company or organization!

Benefit
During the event, space business players from Japan and overseas, including government officials, public organizations, private companies, researchers, investors, and members of the press will gather in Nihonbashi.
By participating in this event, you will be able to effectively reach out to a wide range of space players and exchange and discuss business negotiations with key persons.

Timeline for Exhibitor

Contact Us
All enquiries should be directed to the NIHONBASHI SPACE WEEK 2025 Secretariat – email
NIHONBASHI SPACE WEEK 2025 Secretariat
nihonbashispaceweek@fourline.co.jp