Onoken Co., Ltd., together with its subsidiaries, engages in the sale, processing, and import and export of steel, ironware, and construction materials in Japan. It is involved in the sale, processing, levelling, shearing, and processing of steel plates, including hot-rolled, checkered, pickled, and surface-treated steel plates, as well as deformed steel bars for steel-reinforced concrete. The company also engages in steel reinforcement work, contractor operations, and construction of exterior walls. The company was formerly known as Ono Kenzai Co., Ltd. and changed its name to Onoken Co., Ltd. in February 1957. Onoken Co., Ltd. was incorporated in 1949 and is headquartered in Kita-Kyushu, Japan.
