Penta-Ocean Construction Co Ltd is a leading Japan based general construction company that is internationally recognized for its accumulated wealth of experience & expertise.

We have already established an impressive track record of numerous mega projects that include massive civil-marine projects, offshore energy and resource related structures, roads and tunnels, and high rise multi-purpose buildings that some were internationally acclaimed engineering achievements.

Over the past century, we have created and developed new advanced technologies, providing solutions to long-standing challenges embracing the construction industry.

We set pace as a pioneer to provide total engineering which integrates both hardware and software, creating construction and maintenance systems in harmony with the natural environment, underscoring advanced state-of-the-art technologies and ecologically friendly.