Japan Power Generation Limited is a public limited company incorporated on September 29, 1994.  The principal business of the company is to generate and supply electric power to WAPDA. The company obtained the Letter of Interest from the Government of Pakistan (GOP) on March 14, 1994 in which, GOP showed its interest to attract more independent power stations in order to meet the future energy needs.

Continuing to this, the company gained Letter of Support on July 27, 1994 allowing the Company to operate anywhere in the country under the conditions of Implementation Agreement and admitting to provide full support where legally it is possible. It obtained the Certificate of Commencement of Business on February 14, 1995. At this time, it was required legally to achieve Financial Close within 24 months. The company achieved the Financial Close on January 24, 1996.  The ground breaking ceremony was held on Sept. 26, 1995 and the company commenced its commercial operations on March 14, 2000.