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InfraDoctor® is a cutting-edge system for supporting infrastructure maintenance utilizing GIS and 3D point cloud data. The system is super efficient, allowing the inspections, maintenance management, road repair and design works to be more precisely targeted.
This is also the core function of iDREAMs® which is an advanced administration system developed by Metropolitan Expressway.

Privacy Policy

We will implement the following as well as the "Personal Information Protection Policy" to protect your personal information obtained on our website (hereinafter referred to as "this Site").

Internet security

In order to ensure security when you send personal information to this Site, we protects your personal information with SSL (Secure Socket Layer: an industry standard security function to encrypt information for transmitting it on the Internet). By using an SSL compliant browser, your personal information is automatically encrypted and transmitted.
In order to manage this Site, we collect the IP address used when your computer connects to the Internet. The IP address collected by the administrator of our server on this Site prevents unauthorized access and enables us to promptly identify the cause and recover in the event of a failure of this Site. We will only use it to properly and safely manage and operate the service, and we will not link the IP address with your personal information to use or disclose it. However, if we decide it is necessary to protect the Site or you, we may identify individuals by IP address to implement measures.


Although this site may have set up links to other sites, please check how personal information is handled at the linked site by checking the policy of the linked site yourself. Use this Site at your own discretion. We do not take any responsibility for any damage caused by the use of information acquired using your personal information, from this Site and other sites which are linked to on this Site.