Certification (ISO9001, ISO14001)
We have unified ISO9001 ・ISO14001 throughout the company.
Through continuous improvement based on the ISO philosophy, we will strive to “improve service quality” to further enhance customer satisfaction.
The long-term vision of Irie Kohken Co., Ltd. is to "Cultivate the seeds of vacuum technology and let the world flourish with vibrant flowers."
Leveraging our expertise in vacuum technology, we strive to contribute to society and enhance global happiness by developing sustainable and environmentally friendly products and technologies.
Our goal is to create unique "vacuum flowers" that are kind to the earth and serve as a bridge to the future.
Quality and Environmental Policy
1. Commitment to Quality and a Sustainable Future
We are dedicated to delivering the highest quality while minimizing energy consumption, waste, and hazardous substances. Our goal is to provide products and services that support a sustainable future.
2. Path to Becoming a Trusted Company
By valuing customer feedback, addressing issues promptly, and continuously seeking improvement and prevention, we aim to exceed expectations and become a trusted company.
3. Creating the Future through Innovation and Efficiency
We proactively embrace new technologies to enhance operational efficiency and productivity, while also improving quality and reducing environmental impact.
4. Building an Attractive Workplace through Innovation
By offering appropriate training and fostering a corporate culture that encourages creativity, we aim to develop professional talent, boost innovation and competitiveness, and create a pleasant workplace.
5. Building Trust through Legal Compliance and Environmental Protection
We value the trust of our stakeholders and commit to establishing and continuously implementing voluntary regulations regarding legal compliance, the non-use of banned substances, and respect for human rights. We will transparently disclose the results of these efforts to the public.
Scope of Products / Services
- Welded Bellows and Welded Bellows applications
- Molded bellows and molded bellows applications
- Vacuum valves and chambers
- Design and manufacture of vacuum equipment
Organizations Included in the Registered Quality Management System
Head Office:
Hibiya Kokusai Building 414, 2-2-3 Uchisaiwai-cho, Chiyoda-ku, Tokyo
Shikoku Operations: Nakayama Plant, Uchiko Plant:
1580-1, Debuchi 4 Kochi, Nakayama-cho, Iyo-shi, Ehime
Technical Center:
740-5 Shimoakasaka, Kawagoe City, Saitama Prefecture
Osaka Sales Office:
Daido Seimei South Bldg. 1-2-11 Edobori, Nishi-ku, Osaka-shi, Osaka
Quality Management System Certificate
- ISO Registration Center, The High Pressure Gas Safety Institute of Japan(KHK)
- Original Reg. Date: August 1,1999
- Renewal Date: August 1,2023
- Valid Through July 31, 2026
- Registration No.:99QR・191
Environmental Management System Certificate
- ISO Registration Center, The High Pressure Gas Safety Institute of Japan (KHK)
- Original Reg. Date: September 12, 2008
- Renewal Date: September 12, 2008
- Valid Through September 11, 2026
- Registration No.:08ER・714
List of Voluntarily Controlled Chemical Substances for Green Procurement and Survey
The following is a list of chemical substances under voluntary control for products, packaging materials, and processes.
Management of Greenhouse Gas Emissions
Our companies are committed to reducing greenhouse gas (GHG) emissions in order to achieve a sustainable future. As part of this commitment, we focus on measuring and managing our SCOPE1 and SCOPE2 emissions, where SCOPE1 refers to our direct GHG emissions and SCOPE2 refers to our indirect energy consumption.
SCOPE1
SCOPE1 refers to greenhouse gas (GHG) emissions that are directly emitted by companies. This includes emissions from fuel combustion, chemical reactions, and other processes from facilities and vehicles owned or controlled by the company.SCOPE1 emissions are sources of emissions directly associated with the company's activities.
Our FY2023 emissions: 21.4 tons-Co2
SCOPE2
SCOPE2 refers to indirect emissions from energy consumed by a company, such as electricity, heat, steam, and cooling. These energies are purchased and used by companies and include greenhouse gas emissions generated in the production process.
Our FY2023 emissions: 604.3 tons-Co2