An Integrated System of Development, Manufacturing and Sales,
Centered on four Production Bases for Special Steels.
The Nippon Koshuha Steel Group meets a broad range at requirements
related to special steels in four different fields.
Nippon Koshuha
Steel Co., Ltd.
Special steels are the common component of the Group's activities.
Nippon Koshuha Steel manufactures forged steel products, steel wire,
wire rod and bar, and secondary-processed products.
Koshuha Foundry Co., Ltd.
Cast products of the high and consistent
quality vital to vehicle and machinery
production are made at Koshuha Foundry.
KAMS Co., Ltd
To satisfy customer needs, KAMS operates a complete service that covers processing, heat treatment and delivery.
Koshuha Precision
Co., Ltd.
Ultra-high-precision, long-life moldsand tools are manufactured at Koshuha Precision.
