COMPANY Company Outline・History

COMPANY PROFILE Corporate Profile

Company name	TDI Electronics Co., Ltd.
Representative Director	Takeo Teraoka
Managing Director	Tomohiko Tashiro
Head Office	2-5-5 Sakurashinmachi, Setagaya-ku, Tokyo 154-8580, Japan
Established	September 27,1956
Employees	124 people (as of September 2025)
Business Overview	Development, manufacturing, and sales of design products based on printing technology, electronic components, decorative molded products utilizing various molding technologies, and assemblies (from semi-finished to finished products)
Capital	JPY 10,000,000
Main Banks	MUFG Bank,Ltd / Sumitomo Mitsui Banking Corporation / MizuhoBank,Ltd.
Invoice Issuer Registration Number	T3010901008022
Certifications	ISO 9001 (Registration No. Q4564) ISO 14001 (Registration No. E2474) Certification Scope: Sagamihara Factory Design, manufacturing, and sales of screen-printed membrane switches, contact films, capacitive sensors, decals, labels, and operation panels. Manufacturing and sales of various plastic and rubber molded products and assemblies, as well as aircraft-related nameplates and printed nameplates. Environmental Policy

Main office

2-5-5 Sakurashinmachi, Setagaya-ku, Tokyo 154-8580, Japan

Sagamihara Factory/Tokyo Sales Office
Aviation Team, Overseas Business Division

2-12-6 Onodai, Minami-ku, Sagamihara City, Kanagawa Prefecture, 252-0331

Sagamihara Factory

Tokyo Sales Office

Shizuoka Sales Office

1-11-1 Yokowari, Fuji City, Shizuoka Prefecture, 416-0944

Hamamatsu Sales Office

Cosmos 103, 495 Shinbashi-cho, Chuo-ku, Hamamatsu City, Shizuoka Prefecture, 432-8058

Nagoya Sales Office

2-12-3 Jonancho, Anjo City, Aichi Prefecture, 446-0043

Osaka Sales Office

5-71 Yoshinocho, Suita City, Osaka Prefecture, 564-0054

Fukuoka Sales Office

4-2-25-503 Yamada, Onojo City, Fukuoka Prefecture, 816-0922

Hanoi Sales Office

6F, 25T1 Building, Yen Hoa Ward, Hanoi City, Vietnam

Vietnam factory
TDI ELECTRONICS VIETNAM CO.,LTD.

Dong Van III Supporting Industrial Zone,Duy Ha Ward,
Ninh Binh Province, Vietnam

1956	Tokyo Tokushu Printing Industry Co., Ltd. was established in Setagaya Ward, Tokyo.
1959	Our Decalcomania products are MIL-certified by the United States Air Force.
1963	Factory established in Sagamihara, Kanagawa Prefecture
1967	Our company's developed Ocal has been registered as a transcription character for the Japanese National Railways JRS13099-5B-15A.
1980	Sagamihara Plant is recognized as an excellent company by the Governor of Kanagawa Prefecture.
1981	Obtained permission to manufacture UL standard adhesive nameplates (UL969)
1982	Obtained permission to manufacture adhesive nameplates that meet CSA standards
1983	Started manufacturing membrane switches and related electronic components
1995	Started manufacturing insert molding products
1998	Sagamihara Factory receives ISO-9002 certification
2005	Company-wide ISO-9001 certification obtained
2006	Sagamihara Office receives ISO-14001 certification
2014	Started manufacturing capacitance sensors
2017	Established Vietnam factory (TDI ELECTRONICS VIETNAM CO., LTD.) in Ninh Binh Province, Vietnam
2022	Opened a sales office in Hanoi, Vietnam Vietnam factory obtains ISO9001 certification
2024	Started production of molded product units
2025	Vietnam factory obtains ISO14001 certification
2026	Changed company name from Tokyo Tokushu Insatsu Kogyo Co., Ltd. to TDI Electronics Co., Ltd.