Ohmura Shigyo Co., Ltd. manufactures and sells paper containers and packaging materials primarily in Japan. The company offers cardboard products including sheets, cases, cardboard pallets, and label products; it also conducts non-life insurance agency business through an affiliated company. Founded in 1965 and headquartered in Chigasaki, Kanagawa, the company operates within the paper packaging industry, serving domestic markets with corrugated products and auxiliary materials. In June 2025, the company announced the passing of its chairman, resulting in officer changes and the withdrawal of certain agenda items from the 61st ordinary general meeting of shareholders; it further reported major shareholder changes and impairment losses with revised earnings forecasts in May 2025.