Marubeni's energy, metals & mineral resources group will invest JPY 300 to JPY 360 billion for new projects in 3 years to fiscal 2012 ending March 2013.

The group tries to get new equity in copper, iron ore, coal, nickel and rare metals. The group also expands existing copper, coking coal and aluminium smelting projects.

The group builds competitive resource assets for better profitability along with the effort for wider trading network and more specialized workforce.