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  1. Market Data
January 5, 2022

Hiraoka, Japan

By Carmen

Hiraoka is a 101MW hydro power project. It is located on Tenryugawa river/basin in Japan. The project is currently active. It has been developed in single phase. The project construction commenced in 1938 and subsequently entered into commercial operation in 1952.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 101 101 Active Japan


The project is currently owned by Chubu Electric Power.

Hiraoka is a reservoir based project. The hydro reservoir capacity is 42.43 million cubic meter. The total number of penstocks, pipes or long channels that carry water down from the hydroelectric reservoir to the turbines inside the actual power station, are 1 in number. The penstock length is 152.37m. The penstock diameter is 6.574m.

The hydro power project consists of 1 turbine with 27.4MW nameplate capacity.

The project has 1 electric generator installed at the site.

Development Status

The project construction commenced in 1938 and subsequently entered into commercial operation in 1952.

Contractors Involved

Taihei Dengyo Kaisha was selected as the turbine supplier for the hydro power project. The company provided 3 units of francis turbines, each with 26.8MW nameplate capacity.

Toshiba Energy Systems and Solutions supplied 3 electric generators for the project.


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.

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