Company Overview

Company name: Sanwa Ltd.
Representative Director and President:
  Takashi Inada
Capital stock: 35,000,000 yen
Head office: 6-2-51 Nishiki-cho Tachikawa City, Tokyo Japan
Plant: 6-2-51 Nishiki-cho Tachikawa City, Tokyo Japan
Telephone: 042-525-7138
Fax: 042-525-7905
Membership Associations:

Japanese Writing Instruments Manufacturers Association (JWIMA)

Kunitachi Shokokai (Kunitachi Commerce and Industry Association)

The Tachikawa Chamber of Commerce and Industry

Manufacturing and Sales List:
  Machinery Branch:
Marker pen/NIBS manufacturing machines, marker pen assembly machines, centerless feed machines and other automated systems.
Pen Manufacturing Division:
Water-based/permanent marker pens and pen NIBS / Paint markers/whiteboard pen tips / Eyeliner applicator.
Main banks: Tama Shinkin Bank, Higashi-Nippon Bank

Company history

January - Sanwa Ltd. is founded.
August – The Tachikawa factory is completed.
(the functioning body of the company relocates to the Tachikawa factory).
Pen tip manufacturing begins.
The first Japanese marker pen/pen tip manufacturing machine is developed and produced.
As a result of this, large scale production becomes a possibility.
After this, along with establishment of the new Tachikawa factory, the company begins to produce pen NIBS.


  • By train:JR Nanbu Line, 15 minutes by foot from west Kunitachi Station
  • By car: 15 minutes from the Kunitachi/Fuchu interchange