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Management Philosophy

Creation of customers, Management with wisdom, Consistency, Permanency and Humanity

O-OKA was founded in 1937.
Since then, we have been pursuing forging technology and breaking many common sense by our forging innovation.

Through those activity, we grew out of category of "Blank" parts, and established a new category which is so called "Precision forging gear" in the gear market.

By producing a value-added product, many customers in all over the world give us satisfactions.

Company Profile

Company Name	O-oka Corporation
Address	1-1 Akibasan, Takaoka-cho, Toyota city, Aichi 473-0933 JAPAN Location
Tel	+81 (0)565-52-3441
Establishment	April 29, 1937
Capital	98,000,000 JPY
Representative	Yoshinori OOKA / President
Employee	862 (2024)
Sales Turnover	21,400,000,000 JPY (2024)
Business activity	manufacturing and sales of precision forged gears.

Customers

A - Z

Domestic Customers

AISIN Corporation
AICHI Machine Industry Co., Ltd.
AICHI STEEL Corporation
AKASHI-KIKAI INDUSTRY Co.,Ltd.
Isuzu Motor Limited.
Jatco Ltd.
Suzuki Motor Corporation
Daihatsu Motor Co., Ltd.
Tubakimoto Chain Co.
Toyota Motor Corporation
NIDEC-SHIMPO Corporation
SUBARU Corporation

Overseas Customers

Adam Opel (Germany, Austria)
EATON (Brazil, Poland)
Fiat Chrysler Automobiles (Italy, Argentine, USA)
Getrag (Germany, Italy, Mexico, )
General Motors (USA, Brazil, Korea)
HAVECO (China)
MAGNA Powertrain (Mexico, Germany)
Musashi (Brazil)
PSA (France)
RENAULT (France, Spain, Romania)
Schaeffler (Germany)
Shanghai Automobile Gear Works (China)
SKODA (Slovakia)
Volkswagen (Germany, China)
ZF (Germany, Brazil, USA)

Environmental Initiatives

Aiming for infinite harmony between the environment and corporate management, we are working to create a new prosperous society that coexists with nature, while communicating with our customers and the local community.

Inquiry for products

by telephone or inquiry form below