| Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|
| Cosmo Oil Chiba Refinery | Refinery | Japan | 1,940,569 |
| Cosmo Oil Sakai Refinery | Refinery | Japan | 855,661 |
| Cosmo Oil Yokkaichi Refinery | Refinery | Japan | 655,429 |
Ownership, capacity & CO₂: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).