Company Outline

As of July 1 2019

Company name

President Ryuji Nakao
Head Office

930-10 Nariai-cho, Takamatsu-shi, Kagawa 761-8081, JAPAN

Tokyo Head Office

Hamamatsucho Building., 1-1-1 Shibaura,
Minato-ku, Tokyo 105-0023, JAPAN

Founded April 30, 1976
Capital 263.6 million yen

Sales Results

non-consolidated accounting : 21.2 billion yen
consolidated accounting : 34.9 billion yen
( as of June, 2019 )

Number of Employees *

1,400 (Group Total 1,900)

Business Contents

Orderer support service, computer system development, dispatch of specific mechanical, electrical, and electronic engineers, manufacture and sales of LED lighting, sales of water purification systems, design and manufacture of material-handling equipment, design and construction of special air conditioning equipment sales and manufacturing of humidification air conditioner,etc.

Business Registration

Construction Consultants, No.31-4155
Surveying,  No.(9)-11337
Compensation Consultants,  No.27-004855
Construction industry License(Tokyo), No.(Special-25), (han-26), (Special-28) 138560
Construction industry License(Tokyo), 138560
Worker Dispatch Operation, No.37-300054
Fee charging Employment Placement Business Provider 37-Yu-010042
ISO/IEC 27001:2013  JQA-IM1099

* Number of full-time employees(As of June 2019)


As of July 1 2019

President Ryuji Nakao

Managing Director

Makoto Takahashi

Managing Director

Yasuki Kimoto
Director Hitoshi Oonishi


Yasuyuki Watanabe


Hisamitsu Takahashi

Director(Audit and supervisory committee member) Shigehiro Okinotani
Director(Audit and supervisory committee member) Sadao Sagara
Director(Audit and supervisory committee member) Omou Yamazaki
Director(Audit and supervisory committee member) Toru shiraishi