japanma.net

株式会社黒姫

東京都足立区西新井5丁目4番1号 Low ja

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.

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