Rai Ko

Nippon Engineering Consultants Co., Ltd. engages in the provision of construction engineering consulting services. It deals with road and bridge construction, traffic systems, urban and local development, parks and greens landscaping, water and sewage facilities, erosion control, and geological surveying. The company was founded on January 23, 1963 and is headquartered in Tokyo, Japan.

Taiheiyo Real Estate Co., Ltd. engages in real estate and property management. It leases company owned properties, handles real estate buy and sell, brokerage, mediation and investigation. It also accepts contract for property or building management, and provides cleaning, renovation and repair works on different facilities. The company was founded on March 29, 1921 and is headquartered in Tokyo, Japan.

Part of A&A Material Corp., A&A Construction KK is a construction company based in Yokohama, Japan. The Japanese company specializes in various construction projects such as building construction, repair and maintenance, and civil engineering. A&A Construction KK has been in operation since 2009 and has completed numerous projects including large-scale construction, left and right bank works, and embankment works. The company is committed to providing high-quality services to its clients and adheres to strict safety standards.