About us

Nissenken is a partner that provides a solution for quality issues of many products including textile products.

Company Name Nissenken Quality Evaluation Center
Establishment December 6, 1948
Representative President : Nobuhiro Komada
Organization chart
Network 【 Head Office 】
8F, 2-16-11, Kuramae, Taito-ku, Tokyo 111-0051 JAPAN
【 Business Head Office 】For inquiries regarding tests etc.
Tel : +81-3-5809-3934
【 Management Head Office 】For inquiries regarding general affairs・Administraition HQ
Tel : +81-3-3861-2341 Fax : +81-3-3861-4280 E-mail : pr-contact@nissenken.or.jp

【 Japan 】
■Life and Health Business HQ
[ OEKO-TEX® Business Dept. ( Chemical Testing Business Dept.) / Biochemical Business Dept. Biochemical Group ]
■Tokyo Laboratory
[ Kuramae Lab / Tateishi Lab / Marketing Dept. Yoyogi Branch Office / Marketing Dept. Ryomou Branch Office ]
■Chubu Laboratory
[ Chubu Lab / Marketing Dept. Tokai Branch Office ]
■Western Japan Laboratory
[ Osaka Lab / Kyoto Lab / Marketing Dept. Branch Office(Nishi-ku, Osaka)]

【 China 】
■Shanghai Laboratory [ Testing Dept. ]
■Nantong Laboratory
[ Testing Dept. / Garment Inspection Dept. / Fabric Inspection Dept. / Zhangjiagang Branch Office ]
■Nantong – Chong Chuan Laboratory
[ Testing Dept. / Garment Inspection Dept. ]
■Nantong Renminlu Laboratory
[ Testing Dept. ]
■Wuxi Laboratory [ Testing Dept. ]
■Nantong Gangzha District Inspection Center
■Yantai Laboratory
[ Testing Dept. / Inspection Dept. / Dalian Branch Office ]

【 Vietnam 】
■Ho Chi Minh Testing Center

【 Bangladesh 】
■Dhaka Laboratory [ Testing Dept. ]

【 India 】
■Jaipur Laboratory, India [ Testing Dept. ]

For more information, please refer to “Locations
Main Work ■Fabric testing
To test fundamental properties of fabrics like color fastness, strength, dimensional change, fiber mixture, etc.

■Textile product testing
To test textile product like garments and sundries. Appearance, sewing testing, care label information confirmation, dimensional change, surface appearance change, etc.

■Fabric inspection / product inspection
Check the appearance and dimensional change of the cloth, ready-made garment and sundries.

■Sundries / Toys testing
To test the strength, functionality, and safety of shoes, bags, belts, stuffed toys, curtains, etc.

■Functionality evaluation
To test amenity and hygiene property of fabric like water resistance, warmth retaining property, air permeability, opacity, antibacterial activity, anti-mould activity, anti-virus activity, etc.

■Safety testing
To test the harmful chemicals inside textile product like certain aromatic amine, formaldehyde, heavy metal, pH, etc.

■QCS — Quality consulting service
To offer consulting service related to making care label such as to supply customers with advice and proposal for writing care labeling, improving appearance, sewing and quality of products, etc.

■Anti-disaster and safety evaluation
To assess the high visibility property related to anti-disaster and safety property such as high visibility clothing, retroreflective material, luminous evacuation guidance sign, evacuation guiding system, etc.

■Foreign standards
To carry out testing in accordance with foreign standards like ISO (International Standard Organization), GB(China), ASTM, AATCC(America), etc.

■Certificated and authorized testing
To test in accordance with the external standards like Eco-leather, SEK mark, Wool mark, etc.

■OEKO-TEX® certification
To issue OEKO-TEX® STANDARD 100, ECO PASSPORT, STeP, and MADE IN GREEN. OEKO-TEX® is a world comprehensive standard to evaluate safety of textile and related products.

About logo mark

Nissenken changed from incorporated foundation to general incorporated foundation in March 1, 2012. Now the name of it is [General Incorporated Foundation-Nissenken Quality Evaluation Center]. At the same time, the logo also changed new.

logo mark

Design concept

The symbol is a regular hexagonal shape with the “N” of Nissenken at the center.
It also looks like a cube (polyhedron) depending on how you look at it.
The logo represents Nissenken as a group of quality professionals who conduct diverse and comprehensive testing and evaluation from multiple angles and perspectives.

The logotype expresses solidity and sincerity as a quality professional, as well as smartness and flexibility to cope with the changing times.
The main color, “Nissenken Blue,” evokes the image of sincerity and intelligence as an organization engaged in testing and evaluation,
while also expressing a smart impression and a desire to contribute to the global environment.

Acquisition of ISO

ISO/IEC 17025

Nissenken proceeds to be accredited with ISO/IEC 17025 that shows its ability to perform a high level of testing services. ISO/IEC 17025 is the certification awarded after institute passed the overall assessment of laboratory management system and test technology.

Nissenken’s OEKO-TEX® institute has been officially accredited with “ISO/IEC 17025” since 2012. In other words, it is the OEKO-TEX® institute’s more than ten years’ experience got from safety certification that plays a significant role in acquiring it.

> OEKO-TEX® laboratory’s certificate

Nissenken’s Chubu Laboratory – Testing Center has been accredited with “ISO/IEC 17025” for flammability testing. Please refer the certificate for further information.

> Chubu Laboratory – Testing Center’s certificate

Nissenken, aimed at protecting confidence, safety and health for customers, keeps contributing our effort to further improve the safety and reliability of textile industry.


Garments test

Besides the general fabric and garment tests, we perform tests for functionality, sundries and toys as well as fabric inspection.
We have been conducting testing and inspection of cosmetics and food products since 2019.

Consulting service

Our specialists can correspond with everything from quality checks/advice to label advice, suggestions for corrections/improvements, employee training and workshops etc..

Appearance determination

In addition to the Southeast Asian region, we have established a location in Tokyo to contribute to quality improvement.

Global service

With a global network of 43 laboratories/offices in 7 countries/regions, we support from test and inspection requests to after the tests are conducted in both Japanese and local languages.


OEKO-TEX® consists of 18 independent research and test institutes in Europe and Japan. They are responsible for the joint development of test methods and limit values which form the basis for our standards.

Life and Health Business HQ OEKO-TEX® Laboratory
4-2-8, Tateishi, Katsushika-ku, Tokyo, 124-0012 JAPAN

Tel : +81-3-5875-6055
Fax : +81-3-5875-6331
E-mail : oeko-tex@nissenken.or.jp


Nissenken has laboratories including testing center and garment inspection center and offices inside and outside of Japan.

Contact Us

Inquiries about services


For inquiries about testing services.

Contact us

Inquiries for OEKO-TEX®


For inquiries about OEKO-TEX® certificate.

Contact us



For more information, please download the documents about our testing services.

Download documents(Japanese)



For the frequently asked questions.


Inquiry by phone

Inquiries about tests, laws and standards etc.

General affairs・Management divisions

icon 03-3861-2341

Business hours 9:00~17:00
(Mon. – Fri. except national holidays)