Nippon Crucible Co., Ltd. engages in the manufacture and sale of graphite crucibles and refractory materials. It operates through the following segments: Refractory, Engineering, and Real Estate. The Refractory segment offers refractory firebricks, monolithic materials, and crucibles. The Engineering segment designs and installs various industrial furnaces and sells ancillary equipment. The Real Estate segment engages in the solar power generation business and leases buildings and parking spaces. The company was founded in January 1885 and is headquartered in Tokyo, Japan.