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November 24, 2021

Obayashi Kamisu Biomass Power Plant, Japan

By Carmen

Obayashi Kamisu Biomass Power Plant is a 51.5MW biopower project. It is planned in Ibaraki, Japan. The project is currently in financed stage. It will be developed in single phase. The project construction is likely to commence in 2022 and is expected to enter into commercial operation in July 2023.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Biopower 51.5 51.5 Financed Ibaraki, Japan Obayashi Kamisu Biomass Power Generation


The project is being developed by Obayashi Kamisu Biomass Power Generation. Chubu Electric Power, Mitsubishi UFJ Lease & Finance, Solariant Japan and Bio Fuel are currently owning the project having ownership stake of 45%, 44%, 6% and 5% respectively.

The project is expected to generate 350GWh electricity and supply enough clean energy to power 110,000 households. The project cost is expected to be around $215.06m.

The process of combustion will be adopted in this project to release the stored energy from the feed. Agricultural by-product and wood by-product will be used as a feedstock to power the project.

Development Status

The project construction is expected to commence from 2022. Subsequent to that it will enter into commercial operation by July 2023.

Power Purchase Agreement

The power generated from the project will be sold to Tokyo Electric Power Co Holdings under a power purchase agreement. The power will be sold at the rate of $0.22kWh for a period of 20 years.

Contractors Involved

Hitachi Zosen, Okumura and Toyo Engineering are expected to render EPC services for the biopower project.

General Electric will be the steam turbine supplier for the project.

Andritz is likely to be the supplier of the steam boiler for the project.Toshiba Mitsubishi-Electric Industrial Systems is expected to be the supplier of electric generators for the project.

JERA is expected to perform operations and maintenance 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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