JSP headquarters details
- City
- Tokyo
- State / region
- Tokyo Prefecture
- ZIP / postal code
- 100-0005
- Country
- Japan
- Phone
- +81 3 6212 6306
- Founded
- 1962
- Website
- co-jsp.co.jp
- Stock
- JPX: 7942
- linkedin.com/company/jsp
Location map
Open in Google MapsAll JSP office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Tokyo HQ | Tokyo Prefecture | Japan | Headquarters |
Showing the headquarters of 17 recorded locations. See every location in GraphIQ →
About JSP
JSP (JPX: 7942) is headquartered in Tokyo, Tokyo Prefecture, Japan. Founded in 1962, the company has 17 recorded locations across 6+ countries and employs approximately 3,053 people worldwide.
Where is JSP's main office?
JSP's main headquarters office is located at Tokyo, Tokyo Prefecture 100-0005, Japan. This is the company's primary corporate address.
JSP regional offices
Beyond its headquarters in Tokyo, JSP has recorded locations in Japan, Czechia, France, Germany, United Kingdom and United States.
JSP contact information
The main switchboard for JSP headquarters can be reached at +81 3 6212 6306. Official website: co-jsp.co.jp.
What does JSP do?
JSP Corporation is a company mainly engaged in the manufacture and sale of plastic products. The Company operates through three business segments. The Extrusion segment manufactures, processes and sells polystyrene foam sheets and polyethylene foam cushioning materials, among others. The Beads segment is engaged in the manufacture, processing and sale of polystyrene foam beads and expandable polystyrene. The Others segment is involved in the purchase and sale of its products and general packaging materials. As of March 31, 2014, the Company had 38 subsidiaries, five associated companies and one affiliated company.
Frequently asked questions
Where is JSP headquarters?
JSP's headquarters is located at Tokyo, Tokyo Prefecture 100-0005, Japan.
How many offices does JSP have?
GraphIQ records 17 locations for JSP across 6+ countries, as of October 2026.
When was JSP founded?
JSP was founded in 1962 and employs approximately 3,053 people.
What is JSP's phone number?
The main phone number for JSP headquarters is +81 3 6212 6306.
How many employees does JSP have?
JSP has approximately 3,053 employees (GraphIQ estimate, 2026).
Is JSP a public company?
Yes. JSP is publicly traded on JPX under the ticker 7942.