Domestic group companies

Construction Business

1-1,1-chome, Shinsuna, Koto-ku, Tokyo 136-8570, Japan
Tel: +81-3-6810-6200

Civil engineering works

14-16,2-chome, Kiba, Koto-ku, Tokyo 135-0042, Japan
Tel: +81-3-5646-1051

Road construction

6-26,2-chome, Kitahama, Chuo-ku, Osaka 541-0041, Japan
Tel: +81-6-6228-6391

Reinforced concrete and form works

1-1,1-chome, Inari, Soka-shi, Saitama 340-0003, Japan
Tel: +81-489-24-3595

Reinforced concrete and form works

7-9,1-chome, Shinsuna, Koto-ku, Tokyo 136-0075, Japan
Tel: +81-3-5617-9121

MEP works

14-16,2-chome, Kiba, Koto-ku, Tokyo 135-0042, Japan
Tel: +81-3-5245-3221

Millworks, interior designs and interior finishing works

6-26,2-chome, Kitahama, Chuo-ku, Osaka 541-0041, Japan
Tel: +81-6-4706-2222

Interior and exterior finishings, construction materials, and greening works

3-3,1-chome, Shinsuna, Koto-ku, Tokyo 136-0075, Japan
Tel: +81-3-5683-1181

Building management

1-13,4-chome, Hommachi, Chuo-ku, Osaka 541-0053, Japan
Tel: +81-6-6266-1766

ICT

1-13,4-chome, Hommachi, Chuo-ku, Osaka 541-0053, Japan
Tel: +81-6-6263-5564

Staffing agency

3-3,1-chome, Shinsuna, Koto-ku, Tokyo 136-0075, Japan
Tel: +81-3-6660-6199

Quantity surveying

1-13,4-chome, Hommachi, Chuo-ku, Osaka 541-0053, Japan
Tel: +81-6-6260-0564

Employee welfare programs

1-13,4-chome, Hommachi, Chuo-ku, Osaka 541-0053, Japan
Tel: +81-6-6263-5663

Finance and accounting services