Nitto Boseki Co., Ltd.

Nitto Boseki Co., Ltd. is a diversified Japanese manufacturer specializing in glass fiber products, textiles, chemicals, pharmaceuticals, and building materials. Founded in 1898 and headquartered in Tokyo, the company operates through segments including Electronic Materials, Medical, Composite Materials, Materials Solution, and Insulation Materials. It produces glass fibers such as T-glass, NE-glass, yarn, roving, chopped strands, and cloths used in electronic substrates, reinforced plastics for automotive parts, smartphone casings, bathtubs, and industrial applications. Nitto Boseki also develops textile products like interlinings, core-spun yarns, and stretch fabrics; medical reagents for in vitro diagnostics in immunology, biochemistry, and hematology; glass wool for thermal insulation, sound absorption in buildings and vehicles; and specialty chemicals including functional polymers. Additional activities encompass construction contracting, machinery design, real estate management, and environmental services. With around 2,745 employees, Nitto Boseki plays a key role in supplying advanced materials across electronics, automotive, construction, and healthcare sectors, supporting innovation in composite and functional materials.