The Nippon Mining Holdings Group, under the management of Nippon Mining Holdings, Inc. (a pure holding company), is a resources and energy group whose mission is to provide a secure and effective supply of the basic raw materials needed by industry and society, including petroleum and petrochemicals, non-ferrous metals and electronic materials. The Group has positioned itself in two main core businesses: petroleum (Japan Energy Corporation) and metals (Nippon Mining & Metals).

Nippon Mining Holdings, Inc., as the holding company for the Group, strives to maximize the Group's corporate value by optimizing the allocation of capital, technology and other management resources among Group companies. In order to maintain flexible management and operation according to the characteristics of its respective business areas, each core business company of the Group basically concentrates on its specialized field.