Maruken Lease Co., Ltd. leases, sells, repairs, and fabricates temporary steel construction materials in Japan. The company provides sheet piles, H-beams, steel supports, steel decks, steel plates, etc. for foundation construction work. It installs and extracts piles; and undertakes earth retainment and underground continuous wall works. The company also engages in the construction and obstacle removal work comprising civil engineering, scaffolding and earthworks, stonework, steel structure construction, paving, dredging, painting, and water facility works. The company was formerly known as Marubeni Construction Material Lease Co.,Ltd. and changed its name to Maruken Lease Co., Ltd. in October 2025. Maruken Lease Co., Ltd. was incorporated in 1939 and is headquartered in Minato, Japan.