81565523441

Exclusive technology inForging

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.

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Global stage

Receiving many awards from satisfied customers throughout the world

O-OKA's presence

Japan, Asia
Europe
America
  • The 1st Craftwork Japan Grand Prix Excellent Prize
  • Chubu Science and  Technology Center  Special Award
  • The 4th Promoting Machine Industry Award
  • アイシンAI技術開発賞
  • EATON GOOD SUPPLIER PRIZE
  • GM SUPPLIER of the YEAR
  • GM Supplier Quality Exellence Award
  • VW Supplier Award nominated

All in house production.

Cost & lead time reduction due to integrated production.

  • Planning
  • Design
  • Tool production
  • Hot forgingTool production
  • heat treatment
  • Cold forging
  • Machining
  • Case hardening
  • Finishing (option)
  • Inspection
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Enhanced Production structure

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

Takaoka 3rd plant in 2015
Takaoka HQ, Sasabara plant, Takaoka Tool shop, Muroran plant, Takaona 2nd plant

Main Products

Clutch Gear / Monoblock Gear / Reverse Gear / Sleeve / Park lock gear etc.
Sun/ Planetary gear / Internal gear / Park lock gear / Hub etc.
Engine gear / Sprocket / shafts etc.

Inquiry for products

by telephone or inquiry form below

81565523441inquiry form
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