| Officer |
| CEO |
Nara Yuzo |
| Senior Managing Director |
Nakamura Hideki |
| Business line |
| (Material wholesale) |
| Cement (usually, blast furnace-early-strength, non-shrink) |
| Ready-mixed concrete (ordinary, high-performance, high-strength) |
| Various plastering materials, concrete repair agent |
| Soil improvement material |
| Fluidization treated soil other |
| Seraton (insulation paint) |
| (Construction) |
| ALC version of design and construction sales |
Extrusion molding version Construction |
| Slate work |
Soil improvement work |
| Siding Construction |
Pile construction (various) |
| Fence construction |
Refractory coating construction work |
| (Recycling industry) |
| Waste gypsum (gypsum) and playback waste paper sale |
| (Construction industry) |
| General contractors, remodeling, painting, construction (inorganic) |
| (Tenant industry) |
| Rental (Nagono Building) |
| (Export business) |
| Wedge scaffolding |
| compressor |
| Fire-prevention equipment |
| Export of vendors, etc. |
| Bank |
| MUFG Bank, Ltd. |
Tamade Branch |
| Sumitomo Mitsui Banking Corporation |
Tengachaya Branch |
| Tengachaya Branch |
Sumiyoshi Branch |
| Osaka credit union |
Sumiyoshi Branch |