Consultation and Inquiries
| Name of Division /Dept. | Dial-in | |
| Planning Division | +81-11-841-1636 | |
| Administration Department | Administration Division | +81-11-841-1624 |
| Accounting and Contract Division | +81-11-841-1629 | |
| Director for Cold-Region Technology Development Coordination | Cold-Region Technology Promotion Division | +81-11-590-4046 |
| Machinery Technology Research Team | +81-11-590-4049 | |
| Cold-Region Construction Engineering Research Group | Structures Research Team | +81-11-841-1698 |
| Geotechnical Research Team | +81-11-841-1709 | |
| Geological Hazards Research Team | +81-11-841-1775 | |
| Cold-Region Maintenance Engineering Research Group | Materials Research Team | +81-11-841-1719 |
| Road Maintenance Research Team | +81-11-841-1747 | |
| Cold-Region Hydraulic and Aquatic Environment Engineering Research Group | River Engineering Research Team | +81-11-841-1639 |
| Watershed Environment Engineering Research Team | +81-11-841-1696 | |
| Port and Coast Research Team | +81-11-841-1684 | |
| Fisheries Engineering Research Team | +81-11-841-1695 | |
| Cold-Region Road Engineering Research Group | Traffic Engineering Research Team | +81-11-841-1738 |
| Snow and Ice Research Team | +81-11-841-1746 | |
| Cold-Region Agricultural Development Research Group | Rural Resource Conservation Research Team | +81-11-841-1754 |
| Irrigation and Drainage Facilities Research Team | +81-11-841-1764 | |
| Director for Special Research | +81-11-841-1664 | |
| Director for Geological Research | +81-11-590-4124 | |
| Technology Consultation Center | +81-11-590-4050 | |