About Us
Building the everyday world of the future
Since 1947, Nittoc Construction has worked on a broad range of construction projects, creating many of the sights we see every day and now take for granted.
By developing reliable technologies while adhering to fair and honest business practices, we are building not just dams, bridges, and tunnels, but the everyday world of the future.
We continue to play an active role in the world around us while taking great pride in our track record to date.
Business
We take pride in our vital behind-the-scenes roles in society.
Beneath every massive dam used to store essential water supplies is another one for preventing water leaks.
We take great pride in this technology, as it formed the foundations for all the services and technologies we provide today.

Infrastructure
Future of Social Infrastructure
Social infrastructure development
We play key roles in building society’s vital transport infrastructure and helping to realize safe and efficient means of mobility.

Electric Power
Future of Electricity
Sustainable infrastructure development
To help ensure a sustainable supply of power from renewable energy, we build infrastructure for use in the fields of energy efficiency and environmental protection.

Reconstruction
Future of safe and secure living
Disaster recovery and prevention
We supply solutions to minimize the damage caused by natural disasters and to maintain safe, vital communities through our rapid emergency recovery work.

Cultural Property
Future of Cultural Heritage
Environmental and historical conservation
We achieve eco-friendly conservation using sustainable technologies and methods to create new value while honoring our history and heritage.



