Nihon Yoki Co., Ltd. was established in 1967 in Osaka Japan. Since the establishment we have been focusing on the blow molding, mainly for automobile parts and industrial parts. We are supplying not only simple blow molding products but also blow molding parts combined or assembled with other parts and material, such as injection molding pars, rubber parts and metal parts.

Our main object is to be satisfied customer with guaranteed quality just in time. To improve quality and technology of blow molding products, we develop blow mold and blow molding machine by ourselves in Sannan factory. In the mold division, we have been concentrating on quicker delivery with precision, using 3D CAD systems and CNC machines. We believe high quality final products come out from only high quality mold.

To improve smoother operation, our molding machine division develops adequate machine for various products needs. We can select reliable and suitable parts such as screw, nozzle to adjust a feature of material and final products. Our integrated technologies always satisfy advanced customer requirements.

Nihon Yoki Co. Ltd. also improve management system through ISO 9001, 14001. We are certified ISO 9001:2000 in 2000, ISO 14001:2004 in 2004 by ASR .

Company Profile

April 1967
Corporate capital
JPY 50 million
Sales in 2020
JPY 514million
Head Office
4-2-16 Kasuga-cho Toyonaka Osaka Japan
1. 1231-1, Kamitaki Sannnan-cho Tanba-shi Hyogo Japan
2. 220-1, Saiga Sannnan-cho Tanba-shi Hyogo Japan
Main Hardware
Blow Molding Machine
  • 65mm Blow Molding Machine *3
  • 80mm Blow Molding Machine *14
  • 90mm Blow Molding Machine *1
Injection Molding Machine
  • 450 Ton Injection Molding Machine *1
  • 550 Ton Injection Molding Machine *1
  • 650 Ton Injection Molding Machine *2
  • Cimatron *2
  • Okuma MB55VB *1
  • Okuma MB56V *1
3D Printer
  • Rise 3D Pro2 Plus*1
3D Scanner
  • Keyence VL *1
3D Measuring Instrument
  • Brown and sharpe *1
  • Drilling Machine *8
  • Milling Machine *3
  • Lathe *2
Imafuku Mold Co. Ltd.
We are supplying or had supplied for
Daihatsu, Honda, Kawasaki, Kubota, Matsushita, Mitsubishi Motor , Sekisui Kagaku , Suzuki Motor Co. , Tigers Polymer Co. , Toshiba Electric Co. , Yanmar , Zojirushi Co. ,(alphabetical order)
Contact us
Please do not hesitate any question and quotation concerning blow molding parts.
TEL : 81-6-855-0046
FAX : 81-6-855-5269
E-Mail :