株式会社黒姫
Tokyo-based construction waste processor (est. 1973, ~68 employees) that developed CO₂-Nomicom — recycled crushed stone aggregate that fixes CO₂ via accelerated carbonation during the recycling process. Converts concrete demolition waste into carbon-negative aggregate for road base, backfill, and concrete secondary products. NETIS registered. Operates multiple processing plants in the Kanto region with a combined production capacity of >2,000 t/day.
AI-assisted directory profile. Export readiness, certifications, technical claims and partnership preferences are unverified unless individually supported and reviewed. Listing does not establish supplier endorsement or willingness to enter an NDA. Confirm with the original sources and supplier before procurement or citation.
Core capabilities
- Construction waste recycling with integrated CO₂ mineralization
- Carbonated recycled aggregate production for civil engineering
- End-to-end demolition waste collection / processing / resale
Related capability assets
Source & provenance
Translation review status: unreviewed. Publication does not establish technical verification or supplier endorsement.
Record updated: .
- 脱炭素再生砕石LAB — 会社情報
https://co2-nomicom.com/company/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
- CO2-Nomicom 製造方法
https://co2-nomicom.com/manufacturing-method/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
- 会社概要 | 株式会社黒姫
https://www.kurohime.co.jp/about/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
- 脱炭素再生砕石「CO2-Nomicom」がNETISに登録されました
https://www.kurohime.co.jp/news/ip/2206/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
Collector timestamps record when a source was stored, not an independent verification date. Source links provide context; they do not validate every specification, readiness label, certification, or proposed partnership route.