Game Tools & Middleware Forum 2026 Exhibition and Seminar Event to be Held ~Again in Two Venues in Tokyo and Osaka This Year, Exhibitor Recruitment Begins
IID, Inc. has decided to hold the "Game Tools & Middleware Forum 2026 (GTMF 2026)" exhibition and seminar event for game developers in December 2026 at two venues in Tokyo and Osaka. Exhibitor recruitment is currently underway for this event, which is one of Japan's largest specialized exhibitions showcasing the latest game development tools and middleware.
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IID, Inc. (Headquarters: Nakano-ku, Tokyo; Representative Director: Hiroshi Miyakawa; hereinafter "IID") has decided to hold the exhibition and seminar event "Game Tools & Middleware Forum 2026 (hereinafter, GTMF 2026)" targeting engineers and creators involved in game development. Concurrently, we are recruiting exhibitors for this event.
This year, the event will be held at two venues: Osaka on December 2, 2026, and Tokyo on December 8, 2026. Similar to last year, it will feature an exhibition and seminars bringing together the latest tools, middleware, and solutions related to game development.
Since its first holding in 2006, GTMF has continued to develop as Japan's largest specialized exhibition for game developers, and 2026 will mark its 21st iteration. In addition to exhibitions of the latest products and services by participating companies and diverse seminar sessions, a networking reception (After Party) will also be held this time.
Further details regarding event times, session information, and participant registration will be announced in due course, so please stay tuned for updates.
## About the After Party
At both venues, a paid networking reception "After Party" will be held after the event, where exhibitors, visitors, and speakers can interact. Details will be announced again on the official website.
## About Exhibitor Recruitment
GTMF 2026 is recruiting exhibitors from companies that provide tools, middleware, solutions, and services for game development. Companies considering exhibiting are requested to inquire via the URL below. We also offer optional menus, which will be sent along with details of exhibition plans.
Exhibitor Application URL: https://www.iid.co.jp/contact/gtmf_contact.html
Application Deadline: Monday, August 31, 2026
### Exhibitor Benefits
- Direct approach opportunities to game developers and technical staff
- Provision of a venue for product/service demonstrations and seminar presentations
- Simultaneous exhibition at both Osaka and Tokyo venues with one plan
- Networking opportunities at the After Party
## About Visitor Registration
General participant registration for GTMF 2026 will begin on the official website. Exhibitions and seminars can be attended free of charge with pre-registration. Participation requires free membership registration to "GameBusiness.jp," a specialized media for the game industry operated by IID.
Please await further announcements regarding the start date of participant registration.
GTMF 2026 Official Website: https://gtmf.jp/
## Event Outline
Name: Game Tools & Middleware Forum 2026 (GTMF 2026)
Organizer: GTMF Steering Committee
### Osaka Venue
- Date: Wednesday, December 2, 2026
- Venue: Knowledge Capital Congres Convention Center
- Address: Grand Front Osaka North Building B2F, 3-1 Ofukacho, Kita-ku, Osaka
- After Party: Planned
### Tokyo Venue
- Date: Tuesday, December 8, 2026
- Venue: Akihabara UDX 4F UDX Gallery | UDX Gallery Next
- Address: 4-14-1 Sotokanda, Chiyoda-ku, Tokyo
- After Party: Planned
## Steering Committee
- IID, Inc.
- CRI Middleware Co., Ltd.
## Inquiries regarding this press release
Media Business Division, GTMF Management Office
https://www.iid.co.jp/contact/gtmf_contact.html
Public Relations
https://www.iid.co.jp/contact/pr_contact.html
IID, Inc.
17F Harmony Tower, 1-32-2 Honcho, Nakano-ku, Tokyo 164-0012
URL: https://www.iid.co.jp/
This year, the event will be held at two venues: Osaka on December 2, 2026, and Tokyo on December 8, 2026. Similar to last year, it will feature an exhibition and seminars bringing together the latest tools, middleware, and solutions related to game development.
Since its first holding in 2006, GTMF has continued to develop as Japan's largest specialized exhibition for game developers, and 2026 will mark its 21st iteration. In addition to exhibitions of the latest products and services by participating companies and diverse seminar sessions, a networking reception (After Party) will also be held this time.
Further details regarding event times, session information, and participant registration will be announced in due course, so please stay tuned for updates.
## About the After Party
At both venues, a paid networking reception "After Party" will be held after the event, where exhibitors, visitors, and speakers can interact. Details will be announced again on the official website.
## About Exhibitor Recruitment
GTMF 2026 is recruiting exhibitors from companies that provide tools, middleware, solutions, and services for game development. Companies considering exhibiting are requested to inquire via the URL below. We also offer optional menus, which will be sent along with details of exhibition plans.
Exhibitor Application URL: https://www.iid.co.jp/contact/gtmf_contact.html
Application Deadline: Monday, August 31, 2026
### Exhibitor Benefits
- Direct approach opportunities to game developers and technical staff
- Provision of a venue for product/service demonstrations and seminar presentations
- Simultaneous exhibition at both Osaka and Tokyo venues with one plan
- Networking opportunities at the After Party
## About Visitor Registration
General participant registration for GTMF 2026 will begin on the official website. Exhibitions and seminars can be attended free of charge with pre-registration. Participation requires free membership registration to "GameBusiness.jp," a specialized media for the game industry operated by IID.
Please await further announcements regarding the start date of participant registration.
GTMF 2026 Official Website: https://gtmf.jp/
## Event Outline
Name: Game Tools & Middleware Forum 2026 (GTMF 2026)
Organizer: GTMF Steering Committee
### Osaka Venue
- Date: Wednesday, December 2, 2026
- Venue: Knowledge Capital Congres Convention Center
- Address: Grand Front Osaka North Building B2F, 3-1 Ofukacho, Kita-ku, Osaka
- After Party: Planned
### Tokyo Venue
- Date: Tuesday, December 8, 2026
- Venue: Akihabara UDX 4F UDX Gallery | UDX Gallery Next
- Address: 4-14-1 Sotokanda, Chiyoda-ku, Tokyo
- After Party: Planned
## Steering Committee
- IID, Inc.
- CRI Middleware Co., Ltd.
## Inquiries regarding this press release
Media Business Division, GTMF Management Office
https://www.iid.co.jp/contact/gtmf_contact.html
Public Relations
https://www.iid.co.jp/contact/pr_contact.html
IID, Inc.
17F Harmony Tower, 1-32-2 Honcho, Nakano-ku, Tokyo 164-0012
URL: https://www.iid.co.jp/