Ikehara is a 350MW hydro power project. It is located on Kitayama river/basin in Nara, Japan. The project is currently active. It has been developed in single phase. The project construction commenced in 1962 and subsequently entered into commercial operation in 1964.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 350 350 Active Nara, Japan Electric Power Development


The project is developed and owned by Electric Power Development.

Ikehara is a pumped storage project. The hydro reservoir capacity is 338.4 million cubic meter. The net head of the project is 120.5m.

The project has 2 electric generators installed at the site. The generator capacity is 110 MVA.

Development Status

The project construction commenced in 1962 and subsequently entered into commercial operation in 1964.

Contractors Involved

Hitachi Mitsubishi Hydro was selected as the turbine supplier for the hydro power project. The company provided 2 units of francis turbines.

Hitachi Mitsubishi Hydro supplied 2 electric generators for the project. The generator capacity is 80.5 MVA.

About Electric Power Development

Electric Power Development Co Ltd (J-Power) is a wholesale electric utility that supplies hydroelectric and thermal power. It owns and operates a network of hydroelectric, thermal, wind and geothermal power plants. The company provides electricity and transmission services to major electric power companies in Japan. It constructs and operates power transmission and transforming facilities. J-Power’s other activities comprises environmental, telecommunications, overseas generation investment, consulting, selling of coal and resource management. The company owns and operates power generation facilities in several countries including Thailand, the US and China. J-Power is headquartered in Chuo-ku, Tokyo, Japan.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.