Tosa power station

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Tosa power station (土佐発電所) is an operating power station of at least 167-megawatts (MW) in Taiheiyo Kochi cement plant, Kochi, Shikoku, Japan. It is also known as Taiheyo Cement Power Plant No. 3.

Location

Table 1: Project-level location details

Plant name	Location	Coordinates (WGS 84)
Tosa power station	Taiheiyo Kochi cement plant, Kochi, Kochi, Shikoku, Japan	33.534087, 133.557483 (exact)

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Unit-level coordinates (WGS 84):

• Unit 1: 33.534087, 133.557483

Project Details

Table 2: Unit-level details

Unit name	Status	Fuel(s)	Capacity (MW)	Technology	Start year	Retired year
Unit 1	Operating	coal: unknown	167	subcritical	2005	2025 (planned)

Table 3: Unit-level ownership and operator details

Unit name	Owner	Parent
Unit 1	Tosa Power Inc [100%]	J-POWER Co Ltd [45.0%]; Shikoku Electric Power Co Inc [35.0%]; Taiheiyo Cement Corp [20.0%]

Project-level captive use details

• Captive industry use (heat or power): power
• Captive industry: Cement & Building

Ownership Tree

This ownership tree is part of the Global Energy Ownership Tracker, a project of Global Energy Monitor.

Background

The power station is owned by Tosa Power and is located in Kōchi, Kōchi, Shikoku Prefecture, Japan.

This project is separate from the retired Tosa Works power station (coal), which may now operate with biomass.

In June 2024, J-POWER announced that Tosa power station would be retired at the end of March 2025.

Articles and Resources

Additional data

To access additional data, including an interactive map of coal-fired power stations, a downloadable dataset, and summary data, please visit the Global Coal Plant Tracker on the Global Energy Monitor website.