Toyo Construction Co Ltd

東洋建設株式会社 (Toyo Construction Co., Ltd.) is a Japanese construction company with a long history, specializing in marine civil engineering and earning the nickname 'Marine Contractor' (Maricon) within the general contractor industry. The company's core expertise lies in ocean-related construction projects, including port facilities, tunnels, and offshore wind power. It engages in a wide range of construction activities, encompassing civil engineering works (such as breakwaters, tunnels, and dredging), architectural construction (including factories, university buildings, and cultural centers), and overseas projects. The company is actively involved in technological development and innovation, having created systems like a 'Generative AI Video Analysis System' to streamline on-site monitoring and various specialized construction methods for marine environments, such as deep-water rubble placement management and sediment purification. It also participates in environmental sustainability initiatives, like eelgrass bed restoration in Hakata Bay. The business operates with a focus on large-scale infrastructure and building projects, serving both public and private sectors.