We're the leading company in Prototype world with latest 3D Printing technology. Best in Rapid Prototype Casting and world class in Mass Production.

Our location

Main Factory

60 Soya, Hadano-shi, Kanagawa 257-0031
TEL +81-463-83-8140
FAX +81-463-83-8141
Site area:2300m
Building area:1420m
Prototype division: Various automobile industries; Casting for prototypes, research and development
Mass production division: Casting for vehicles, industrial-use, outboard engines and jet ski's Production capacity: Various AI, FC, FCD,?Al?30 tons/month

Miyagi Factory

69-1 Kanagase, Ogawara-machi, Shibata-gun, Miyagi 989-1224
TEL +81-224-51-5370
FAX +81-224-51-5371
Site area:6600m
Building area:3100m
Mass production division: Various casts for jet skis, outboard engines and automobile engines Production capacity: : Al?80 tons/month

Yokohama Factory

2091-16 Kamiyabe-cho, Totsuka-ku, Yokohama-shi, Kanagawa 245-0053
TEL +81-45-810-3582
FAX +81-45-810-3583
Site area:440m
Building area:330m
Work Done: Mold design for casts, Fabrication of GDP and shell molds

Seisho R&D

Seisho R&D and Sales Engineering Division
244-5 Haneo, Odawara-shi, Kanagawa 256-0804
TEL +81-465-44-2015
FAX +81-465-44-2025
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Site area:350m
Building area1500m
Work Done Production of laminated sand molds (core, master mold) using lamination process
Production Capacity:10tons/month

Pune Office

Koiwai India Pvt. Ltd., 53, 2nd floor,Tapasvi Plaza,
Old Mumbai-Pune Highway,
Chinchwad, Pune 411019
TEL +91-8380983988, +91-020-4676-1111
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Website for Japan:www.tc-koiwai.com