About TEIKOKU
COMPANY
ISO Certification
TEIKOKU has acquired certification under the "ISO9001" international standard for quality management systems, and the "ISO14001" international standard for environmental management systems. In the future, we will continue to further improve customer satisfaction by providing ever-higher quality products and services, and to strive to create products that are even more environmentally friendly.
Acquisition of ISO9001 (Quality Management System) certification
Applicable standard | ISO9001:2015 |
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Certification date | May 20, 1996 |
Certificate number | 17458255 |
Certifying body | Bureau Veritas Japan Co., Ltd. |
Acquisition of ISO14001 (Environmental Management System) certification
Applicable standard | ISO14001:2015 |
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Certification date | March 3, 2001 |
Certificate number | 4279498 |
Certifying body | Bureau Veritas Japan Co., Ltd. |

Acquisition of ISO45001 (Occupational Health and Safety Management System) certification
Applicable standard | ISO45001:2018 |
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Certification date | 17-Mar-20 |
Certificate number | 4478254 |
Certifying body | Bureau Veritas Japan Co., Ltd. |
