KOUBOU will meet the office needs flexibly, and will also propose the model of digital contents service for anticipating the information society.We do not only sale hardware, in addition, we offer “KOUBOU-specified” know-how and technical service for printing solution. Consequently, we construct creative solution business for higher “Management value”, “Social value”, and “Cultural value” of the office.

Nakayoshi Engineering has been patronized by the local residents for more than 100 years since it was born in Hiroshima. As the business contents have changed with the times, our attitudes that we provide products and services to please our customers have not changed. We would like to be "a First Call Company" that our customers will call out to first. We would like to fill customers who call out to us with "smile" by a wide range of good and flexible responses. To help our customers is our pleasure.

Since our establishment half a century ago, we have been working under the motto of “helping our customers to create a comfortable environment” to provide major buildings and factories in Hiroshima and other areas with combined systems including Mitsubishi Electric Corporation and other products.The Building Systems Division provides high-speed elevators, and the Air Cooling and Housing Division covers energy-saving air conditioning equipment and earth-conscious solar power generation equipment. Moreover, we provide products to improve the quality of your “residential and living environment” ,such as security related products - monitoring cameras and entry/exit gate security systems, etc. -in the Information Communication System Division , and products that make "working environment" of the factory more comfortable, such as Mitsubishi sequencer, servo motor, industrial robot, inverter, and distribution equipmen in the Mechanical and Electrical Service Division.

Soei Co., Ltd is a company that continues to aim for new values and ways to contribute to society. In order to keep providing our customers with beneficial products and services, we believe that it is important to build mutual relationships with manufacturers. We respect individuality and create free-spirited company atmosphere. If our customers are satisfied, we are satisfied, and to meet this goal we will continue to develop human resources with vitality and potential.

We are a trading company involved in sales of major brand semiconductor devices, electronic components, and electronic devices; our main clients are TOSHIBA Semiconductor & Storage Products Company, New Japan Radio Co., Ltd., NIPPON CHEMI-CON CORPORATION, COSEL Co., Ltd., LAPIS Semiconductor Co.,Ltd.(OLD: OKI Semiconductor Co., Ltd.), ROHM Co., Ltd.. Under the motto “Sincerity & Trust & Communication” we continue to develop our business to best meet our clients' needs, while contributing to the local community and fulfilling our corporate responsibility.