MiRESSO Co., Ltd.
A QST-certified startup developing low-temperature refining of beryllium for fusion. It started full-scale construction of the BETA production-demonstration facility in October 2026. This is distinct from mass-production or supply achievements.
Official company website ↗Read the Japanese originalCompany profile
- Official name
- MiRESSO Co., Ltd.
- English name
- Not confirmed
- Location
- Aomori Prefecture
- Established
- 2023
- Industry
- Fusion materials・Resource refining
- Technology field
- Beryllium・Neutron multipliers・Low-temperature refining
- Type of involvement
- Association membership・Research and development
Role in the fusion industry
Develops low-temperature refining technology for beryllium, a neutron multiplier for fusion blankets. Its BETA production-demonstration pilot facility is under development.
Key products and technologies
Not confirmed
Disclosed involvement and track record
Listed under the name MiRESSO Co., Ltd. as a full member in the J-Fusion membership directory as of September 17, 2026.
Association membership does not establish a record of supplying or delivering equipment to a specific device.
J-Fusion membership directory ↗Develops low-temperature refining technology for beryllium, a neutron multiplier for fusion blankets. Its BETA production-demonstration pilot facility is under development.
MiRESSO Co., Ltd. Official company information ↗ Start of full-scale construction of the BETA beryllium-production demonstration pilot facility ↗Related projects
A relationship with a specific project has not been verified.
- J-Fusion membership directory(Verified 2026-10-12）
- MiRESSO Co., Ltd. Official company information(Verified 2026-10-12）
- Company overview(Verified 2026-10-12）
- Start of full-scale construction of the BETA beryllium-production demonstration pilot facility(Verified 2026-10-12）
Last verified: 2026/10/12 20:18:37 (Japan time)
Business overview
A QST-certified startup developing low-temperature refining of beryllium for fusion. It started full-scale construction of the BETA production-demonstration facility in October 2026. This is distinct from mass-production or supply achievements.
Relationship with the fusion industry
Develops low-temperature refining technology for beryllium, a neutron multiplier for fusion blankets. Its BETA production-demonstration pilot facility is under development.
Verified involvement
Listed under the name MiRESSO Co., Ltd. as a full member in the J-Fusion membership directory as of September 17, 2026.
Develops low-temperature refining technology for beryllium, a neutron multiplier for fusion blankets. Its BETA production-demonstration pilot facility is under development.
How to interpret this information
Membership, research and development, orders, deliveries, investment and lending are different forms of involvement. Future power-generation or commercialization targets are not achieved results. Items not listed have not been verified.
Sources
Companies DATA
- Country
- Japan