Privacy Preference Center

Your Privacy

Information may be obtained or stored in your browser by cookies when you access the Website. This information is related to the user, the user settings or device. It is primarily used to ensure the site functions as expected by the user. We respect your right to privacy. Therefore, you can select to not allow some types of cookie. Please click on the different category headings to check the details and then change our default settings.

More Information

Strictly Necessary Cookies

Strictly Necessary Cookies are cookies that are essential for this site to function properly. Strictly Necessary Cookies do not store information that can identify individuals. Strictly Necessary Cookies are used to view this site. Therefore, you cannot refuse the use of Strictly Necessary Cookies from these cookie settings. However, you can refuse the use of Strictly Necessary Cookies from the settings of your browser at any time. Please note that parts of the site may not function if you refuse the use of Strictly Necessary Cookies.

This site uses the following Strictly Necessary Cookies.

Cookie name: gdprCookieEn

  • Purpose:To control the display for the confirmation of cookies on this site
  • Term of validity:1 year

Cookie name: optGA

  • Purpose:To opt out/opt in of (disable/enable) Google Analytics
  • Term of validity:1 year

Cookie name: optPardot

  • Purpose:To opt out/opt in of (disable/enable) Pardot
  • Term of validity:1 year

Google Analytics

You can refuse cookies other than the Strictly Necessary Cookies from the following settings. If you refuse the use of these cookies, we will not know even if you visit this site.

Cookies used

_ga,_ga_{container-id},_gid,_gcl_au

  • Purpose:To statistically research and analyze the usage situation of this Website
  • Term of validity:1 year

Pardot

These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site.

All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Pardot Cookies used

pi_<accountid>,visitor_id<accountid>,visitor_id<accountid>-hash
Ipv<accountid>, pardot

  • Purpose:To provide useful information on products and services
  • Term of validity:1 year

Corporate Information

Birth of Nippon Kayaku

1916

Began as Nippon Kayaku Seizo Co., Ltd., the first industrial explosives manufacturer in Japan (headquartered at 1-1 Yuraku-Cho, Kojimachi-Ku, Tokyo).
Established Teikoku Senryo Seizo Co., Ltd.

1917

Obtained permission for production and operations, and started manufacture of explosives at the Asa plant, Yamaguchi Prefecture.

Asa Plant just after its completion

1922

Listed on the Tokyo Stock Exchange.

1931

Founded Yamakawa Seiyaku Co., Ltd. began marketing Aspirin the following year.

Aspirin tablets produced in Yamakawa Pharmaceutical Co., Ltd.

1934

Acquired Nippon Fuse, Nippon Detonator, and Chugai Detonator Co., Ltd.

1943

Acquired Teikoku Senryo Seizo Co., Ltd. and Yamakawa Seiyaku Co., Ltd.

1945

Founded Hokuyo Explosives Co., Ltd.
Changed company name to Nippon Kayaku Co., Ltd.




From reconstruction to grow

PageTop
Our Business
R&D
Corporate Information
Global Netowork
Investor Relations
Integrated report
Sustainability