By overturning conventional technique and process concept we introduced a Forging technique into and developed a new possibility in the industry. Gear Wheel.
Our forged gear with high strength and complex design can be a solution for various needs.
Receiving many awards from satisfied customers throughout the world
Cost & lead time reduction due to integrated production.
Winning “GM Supplier Quality Excellence Award 2019”
O-OKA can supply any volume of orders upon Customer's request by our highly enhanced supply chain through our 4 plants in Toyota and 1 plant in Muroran/Hokkaido
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.