Tsunetaka Yoshikawa

Sumitomo Metal Industries, Ltd. engages in the steel business. It operates through the Steel and Other segments. The Steel segment includes pipes and tubes, sheets and plates, construction materials, railway parts, castings and forgings, bars, and titanium products. The Other segment comprises of real estate leasing and electronic components businesses. The company was founded in April 1897 and is headquartered in Osaka, Japan

Nippon Steel & Sumikin Pipe Co., Ltd. engages in the manufacture of steel pipes for construction and automotive use. It operates through the Steel Pipe Business and Real Estate Leasing Business segments. The Steel Pipe Business segment manufactures and sells plumbing tubes, welded steel pipes, line steel pipes, and structural steel pipes. The Real Estate Leasing Business segment manages the lease of office spaces. The company was founded on September 12, 1911 and is headquartered in Tokyo, Japan.