High-Precision & Difficult Manufacturing Technology Show 2026
The High-Precision & Difficult Manufacturing Technology Show is a specialized manufacturing trade fair organized by Nikkan Kogyo Shimbun, Ltd. It runs alongside the Surface Modification Show under one official program at https://biz.nikkan.co.jp/eve/hds/, targeting engineers and buyers who need advanced machining, prototyping, and surface-treatment solutions.
The Tokyo 2026 edition is scheduled for November 18–20, 2026 (Wednesday–Friday), 10:00–17:00, at Tokyo Big Sight, East Halls 1–3. Visitor admission is JPY 1,000; advance registration, invitation holders, and junior-high students and younger enter free, per the organizer overview.
Exhibit themes include cutting-edge difficult machining, dedicated zones for 3D additive manufacturing and prototype subcontracting (“trial production market”), and related machines and measurement equipment. The fair is co-held with other Nikkan technical exhibitions at the same venue, with mutual visitor access between halls.
Organizer: Nikkan Kogyo Shimbun, Ltd. (supported by the Ministry of Economy, Trade and Industry). Tokyo visitor pre-registration: https://autumnfair.nikkan.co.jp/.
Register for entry or booths
Venue Map and Hotels Around
Tokyo - Tokyo Big Sight, Tokyo, Japan