October 18, 2017
3-8, Ipponyanagi, Yawata, Tagajo-shi, Miyagi, Japan 985-0874
President & CEO
Toyomi Koiwai (President & CEO, Koiwai Co., Ltd.)
Sojitz Corporation : 56%, Koiwai Co., Ltd. : 34%
THVP First Investment Limited Partnership (*) : 10%
(*) Investment fund with TOHOKU University Venture Partners Co., Ltd as General Partner.
Main business operations
Manufacture and sale of AM (additive manufacturing) metal powder, Prototyping by metal AM, practical commercialization and development of mass-producible products by utilizing metal AM technologies
Manufacture of parts for aerospace using AM
Manufacture of metal powder
Iwai Bunsuke Shoten founded(1943: Company name changed to Iwai Sangyo Co., Ltd.)
Suzuki & Co., Ltd. founded(1928: Nissho Co., Ltd. established as successor company)
Japan Cotton Trading Co., Ltd. established (1982: Company name changes to Nichimen Co., Ltd.)
Nissho Iwai Corporation established through merger between Nissho Co., Ltd. and Iwai Sangyo Co., Ltd.
Nissho Iwai-Nichimen Holdings Corporation established through transfer of shares by Nichimen Corporation and Nissho Iwai Corporation
Companies merged to form a new company named Sojitz Corporation
Koiwai Co., Ltd.
Koiwai Chuzojo (Koiwai Moulding Works) founded
Organizational structure changed to create Koiwai Co., Ltd.
Introduced 3D CAD and commenced digital manufacturing operations
Introduced 3D sand AM machines and established Japan’s first 3D AM sand mold casting service bureau
Introduced 3D metal AM machines and established Japan’s first 3D metal AM service bureau
Participated in national project: Technology Research Association for Future Additive Manufacturing (TRAFAM)