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Our Policy

Advanced Technology to Meet Our Clients’ Needs

Our goal in manufacturing is to guarantee high quality 100% of the time. To achieve this, we use only the best hardware and software to create advanced, comprehensive production systems with CAD/CAM automation lines, unmanned transport systems, production control systems and other sophisticated processes. In addition to the high performance and high quality standards of products that bear the KOSO brand name, our clients around the world value our abundant experience in meeting their demands for superior technology.
For the members of the KOSO Group, it is clear that our firm determination to refine our technological prowess, strengthen our processes, introduce advanced equipment and strive to meet the challenges for the future has made us what we are today.

The KOSO Group is adding electronics-related technology to its mastery of measuring, mechanical and electrical technologies, as we continue to meet the challenging needs of the fast-growing family of satisfied KOSO customers.

Meeting Diverse Needs with a Broad Product Line

With a careful eye to maintaining quality control, Nihon KOSO plants produce automation systems supported by a wide range of control valves, encompassing the extremes of both small and large valves, low- and high-pressure valves, and low- and high-temperature valves. To ensure that our clients get what they need, when they need it, our plants operate on a just-in-time policy.

Furthermore, as a manufacturer of automation devices, the KOSO Group is committed to developing unique valve components. We also offer valve accessories, sensors and other components essential for automated engineering processes.

On the Cutting Edge of Creativity with a Universal Perspective – Nihon KOSO is Company with Vision

With technology exports, tie-ups and exchanges, Nihon KOSO’s activities outside Japan are not limited to selling KOSO brand products. The source of our global success is our unceasing commitment to pursuing advanced technology through innovative developments. A constant watch on promising technologies around the world keeps Nihon KOSO’s technological skills sharp and ensures that our R&D results in superior products.

KOSO is associated with SOR of the US, the world’s top manufacturer; with Bacharaoh in the field of sensors; and with Ronan of the US in process monitoring systems. Regarding control measuring instruments, KOSO has a full-automation supply structure in collaboration with Powell-Process System of the US, enabling KOSO to handle automation of any scale in all fields of industry.

Indeed, Nihon KOSO is ready to meet all automation needs, in any field, in any environment. Outside Japan, the KOSO brand is expanding through locally-established KOSO companies which are working hard to meet the expectations that come with the KOSO name. Innovative product development, diverse exports, technological supply, joint ventures around the world. Nihon KOSO is expanding swiftly across the globe with a single vision – to bring the possibilities of tomorrow to its clients today.

A Sales Force Strong Enough to Take Nihon KOSO into Global Markets

With the second largest share of the Japanese control valve market, Nihon KOSO is a company whose presence is felt around the world. Our business network, a growing number of service centers, reassuring sales service and reliable maintenance service are some of the reasons why KOSO has earned the respect and esteem of demanding clients all over the globe. KOSO is associated with SOR of the US, the world’s top manufacturer; with Bacharaoh in the field of sensors; and with Ronan of the US in process monitoring systems. Regarding control measuring instruments, KOSO has a full-automation supply structure in collaboration with Powell-Process System of the US, enabling KOSO to handle automation of any scale in all fields of industry.

Exports currently account for over 35% of Nihon KOSO’s sales. Our products are shipped to Europe and America, the Middle East and everywhere else where high-quality products are appreciated. With expanding tie-ups in the market, the demand for Nihon KOSO’s products is growing globally.

The quality policy

  • Company creed

            Ensuring of quality
            Improving the technology
            Inventive and effort

  • Basic Policy

    1. TOKYO KOSO Co., Ltd. manufactures products with high safety and credibility that conforms to requirement of the customer, various regulations and public standards by appropriate and efficient activity.

    2. TOKYO KOSO Co., Ltd. supplies KOSO products for the various industrial world starting with process control industry, and obtain satisfaction from customer and contribute progress and development of society.

    3. TOKYO KOSO Co., Ltd. establishes quality objective of TOKYO KOSO Co., Ltd. in order to achieve quality policy concretely, carry out the activity and verify it.

    4. TOKYO KOSO Co., Ltd. ensures that all employees are competent on the basis of appropriate education and training.

August 01, 2017
NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd.
The president and representative director
Yuichi Ikegaya