Takamatsu Corporation Co., Ltd.
Design and construction of all kinds of construction from apartment, buildings and factories to retirement homes.
- Takamatsu Techno Service Co., Ltd. (Osaka)
- Preservation, management, and maintenance of residential apartment, renovations, and repairs in the Kinki area.
- Takamatsu Estate Co., Ltd. (Osaka)
- General real estate and management of Residential rentals in the Kinki area.
- Takamatsu Techno Service Co., Ltd. (Tokyo)
- Preservation, management, and maintenance of buildings from extensions, renovations, and repairs in the Tokyo metropolitan area.
- Takamatsu Estate Co., Ltd. (Tokyo)
- General real estate and management of buildings and apartments in the Tokyo metropolitan area.
- Suminoe Kogei Co., Ltd.
- Design and construction of high-grade and high-quality built-in furniture, expansions to homes and commercial facilities, and interior renovations.
- JP Home Co., Ltd.
- Detached housing made of reinforced concrete
- Kongo-Gumi Co., Ltd.
- Design and construction of shrines and temples as well as religious buildings, and repairs and restoration of national treasures and important cultural properties.
- Nakamura Shaji Co., Ltd.
- Design, construction, repairs, and restoration of shrines and temples as well as religious buildings in the Chubu region.
- Mibu Corporation Co., Ltd.
- Selling and brokerage of real estate in the Tokyo metropolitan area.
- Takamatsu House Co., Ltd.
- Sales, planning, and management for business related to wooden detached housing mainly in the Tokyo metropolitan area.
- Tatsumi Planning Co., Ltd.
- Wooden detached housing business and renovation business based mainly in the Tokyo metropolitan area.
- Nihon Owners Credit Co., Ltd.
- Financial business related to construction.
Asunaro Aoki Group
Asunaro Aoki Construction Co., Ltd.
Design and construction of large scale civil engineering works and unmanned civil engineering works such as dams, tunnels and bridges, commercial facilities, high-rise buildings and condominiums.
- Asunaro Road Co., Ltd.
- Road paving work, asphalt manufacturing and sales, and related civil engineering work.
- Aoki Marine Co., Ltd.
- Construction of civil engineering structures for landfills, dredging, harbors, rivers, as well as marine logistics.
- Toko Geotech Co., Ltd.
- Design and construction such as slope protection, ground improvement, blasting work, thermal insulation, fire-resistant construction, etc. as well as refractory manufacturing and sales.
- Mirai Construction Industry Co., Ltd.
- Design and construction of harbors, marine civil engineering, environmental conservation related construction, and lifestyle, culture, and business related facilities, etc.
- Mfs Co., Ltd.
- Renovation work such as general repairs and renovation of office buildings, and conservation and conversions, etc.
- Niigata Mirai Co., Ltd.
- Civil engineering, painting, and manufacturing and sales of asphalt mixtures.
- Shimadagumi Co., Ltd.
- Excavation surveys, analysis, preservation and reconstruction of buried cultural assets, and historic site maintenance.