About Kotsu Dengyosha

Since our establishment in 1947, we have been providing products for public transportation infrastructure such as railroads and buses for over 75 years.
We will continue to respond quickly and flexibly to customer requests and design changes by maintaining an integrated in-house production system from proposal to product design, development, manufacturing, and after-sales service.
In addition, we will take advantage of our more than 75 years of experience in the development of products for railway and buses, as well as our display control technology and system integration technology centered on displays, to meet new and difficult customer requirements with a spirit of challenge.
With our niche-top products backed by our superior technological capabilities and long track record of development, we aim to provide products that impress our customers and contribute to the further development of social infrastructures.

Company overview

Company name Kotsu Dengyosha Co., Ltd
Establishment March 28, 1949 / Founded in 1947
Head office 2-12-26, Nishiwaki, Hirano-ku,
Osaka 547-0035 Japan
Tel.+81-6-6703-2331(Sales Department)
Board members Takeiki Aizono/ President, Representative Director
Business field Manufacturing and sales of electrical equipment for Public transportation,Railway Vehicle & Bus application

Company overview

1947 Founded in Gojou-shi, Nara, Japan
1949 Established Kotsu Dengyosha Co., Ltd.
1959 Moved factory to Nishinari, Osaka、Japan
1968 Developed C-type timed switch
1975 Developed semi-automatic electric roll sign winder
1980 Developed lightning type fare indicator
1980 Developed infrared type photoelectric relay
1981 Developed LED type Bus stop name indicator
1986 Constructed Hirano factory Hirano, Osaka
2000 Developed LED type destination indicator
2005 Developed liquid crystal type fare indicator
2014 Obtained ISO9001 certification
2020 First installation of “Aya-Vision”, Glass direct -bonded LCD for the side destination indication in commercial operation
2021 Constructed headquarter in Hirano, Osaka

Business locations

Headquarters and Hirano factory

2-12-26, Nishiwaki, Hirano-ku, Osaka
547-0035 Japan
TEL: +81-6-6701-0111(Main)
TEL: +81-6-6701-0115(Procurement section)

Osaka sales office

2-12-26, Nishiwaki, Hirano-ku, Osaka
547-0035 Japan
TEL: +81-6-6703-2331(Sales Department)

Tokyo sales office

Daiya-Gate Ikebukuro 4F, 1-16-15,
Minami-Ikebukuro, Toshima-ku, Tokyo 171-0022 Japan
TEL: +81-3-6887-1048

Headquarters and Hirano factory

Product line-up

  • Passenger information display
  • Front destination indicator
  • Side destination indicator
  • Passenger information system etc.

References in oversea installation

Delivery number More than 9000 units
Projects More than 19 oversea projects
Location North America, Asia, Europe: More than7 countries
Items delivered Front/ End Destination indicator(LED),Side Destination indicator (LED)
Passenger information display (LCD), Passenger information indicator(LED)
Line Map indicator (LED)


All Inquiries to:

A quote or information on products, parts and/or services/ Supplier inquiries.

TEL: +81-6-6703-2331 (Sales Department)
Business hours:8:30-17:15(JST)/ GMT+09:00