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Acquisition of quality and environmental certifications

Tatebayashi Works
ISO 9001 certification has been acquired by Tomoku at the Head Office Division (September 13, 2004), Atsugi Works (September 13, 2004), and Tomoku Vietnam (February 4, 2016). ISO 14001 certification has been obtained at the Tatebayashi Works (October 25, 2002), Osaka Works (March 19, 2004), and Nagano Works (November 13, 2017).
Tomoku has established and operates a quality management system with the aim of continuously improving quality and enhancing customer satisfaction. At the same time, we strive to achieve harmony with the Group’s environmental policies and targets, and are committed to improving our environmental performance and protecting the environment.
CASBEE Rank A certification acquired

Kobe Works
On February 15, 2016, the Kobe Works received a CASBEE A Rank certification. CASBEE is an evaluation method that rates the environmental performance of buildings and classifies them into five ranks, with S Rank being the highest.
Tomoku is the first company to achieve an A Rank under CASBEE at a corrugated cardboard factory.
In addition, Southland Box Company in the United States obtained certification under the AIB International Consolidated Standards for Inspection on October 2, 2018.
FSC® (Forest Stewardship Council®) certification acquired
Tomoku first acquired FSC/CoC (Chain of Custody) certification in July 2016 and has maintained it continuously since then.FSC/CoC certification is a scheme that verifies wood sourced from forests certified for forest management is properly managed and processed in accordance with certification standards.The certification label is proof of a company’s commitment to responsible forest management.
We are actively committed to protecting valuable forest resources and reducing the environmental impact on our planet. We provide safe and reliable environmentally friendly products marked with certification labels.

Tomoku Co.,Ltd.
Licence Code | FSC-C130870 |
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Certificate Code | SGSHK-COC-350045 |
Valid to | July 3,2026 |
Product | Corrugated paper and paper board Packaging and wrappings of paper |
Tomoku Vietnam Co.,Ltd.
Licence Code | FSC-C141543 |
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Certificate Code | SGSHK-COC-370169 |
Valid to | June 3,2028 |
Product | Corrugated paper and paper board Packaging and wrappings of paper |
Khang Thanh Manufacturing Co.,Ltd.
Licence Code | FSC-C137179 |
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Certificate Code | SGSHK-COC-370130 |
Valid to | August 30,2027 |
Product | Packaging and wrappings of paper Stationery paper |
Sedex Supplier Member
As a Sedex Supplier Member, Tomoku is committed to pursuing responsible and sustainable business practices. Through the use of Sedex tools and services, we are working to improve our responsible business activities.

CDP Response
Tomoku has been disclosing environmental information through the CDP* since 2014.
In 2024, we responded to the integrated questionnaire, which covers climate change, forests, and water security.
By disclosing our environmental impact through the CDP questionnaire, we aim to enhance our environmental transparency and contribute to the realization of a sustainable society.
* CDP
CDP is a non-governmental organization (NGO) managed by a UK charity established in 2000. It operates a global disclosure system for investors, companies, countries, regions, and cities to manage their environmental impacts.
CDP strives to improve engagement on global environmental issues and has been active in Japan since 2005.
