Yutaka Nomiyama

Teraoka Seisakusho Co., Ltd. engages in the manufacture and sale of adhesive tapes. It operates through the following divisions: Packing Tapes, Electrical Insulation and Electronic Equipment Tapes, and Industrial Tapes. The Packing Tapes division includes cloth adhesive tape, kraft adhesive tape, and polypropylene film adhesive tape. The Electrical Insulation and Electronic Equipment Tapes division provides polyester film, acetate cloth, glass cloth, and conductive shield adhesive tapes. The Industrial Tapes division offers polyethylene cloth adhesive tape, curing cloth tape, non-woven double-sided tape, and marking tape. The company was founded by Akihiro Teraoka on February 11, 1921 and is headquartered in Tokyo, Japan.

Seiwa Kogyo YK engages in the production of large structures by using welding. Its products include sign pillars, bridges, plant products, machine frames, construction steel frames, civil engineering products and others. The company was founded by Seijiro Nomiyama on December 25, 1995 and is headquartered in Kuwana, Japan.