Marubeni Corporation ("Marubeni"), through its wholly-owned subsidiaries, Marubeni Coal Japan Co. Ltd. and Marubeni Coal Canada Ltd., currently owns a 39.996% partnership interest in Grande Cache Coal LP which owns and operates a coal mine in Canada and a 40% shareholding in Grande Cache Coal Corporation which is the general partner and owner of a 0.01% interest in the partnership (collectively "GCC").

On 30 September 2014, Marubeni and Up Energy Development Group Limited ("Up Energy"), a Hong Kong Stock Exchange listed company, entered into a non-legally binding memorandum of understanding in respect of a proposed acquisition of Marubeni's ownership interest in GCC by Up Energy.

Marubeni's yearly prospect for its consolidated financial result for FY2015/3 announced on 9 May 2014 (profit attributable to owners of the parent being 220.0 billion yen) remains unchanged even if such a transaction is materialized.