Japan
power plants.
Japan has 11,336 operating power plants in the catalog, 249,796 MW in all. The catalog also marks 39 plants as Retired, with 36,398 MW of capacity. Its operating fleet leans on natural gas, which accounts for 35% of operating capacity (87,502 MW), with coal a distant second at 20.9%. The largest operating plant in the catalog is Futtsu Thermal Power Station (5,334 MW, recorded start year 1985).
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Japan electricity mix
Operating installed capacity by fuel. Each row gives megawatts and its share of the operating total.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Largest plants in Japan
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Newest plants in Japan
This table includes 10 of the 44 operating plants with a recorded start year of 2025, largest first. The catalog records years, not full commissioning dates.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Frequently asked questions
Where does Japan get its electricity?
Across the 11,336 operating plants in the catalog, Japan's capacity is led by natural gas at 35% (87,502 MW), then coal at 20.9% and hydro at 16.2%. These are installed-capacity shares, not live generation.
What is the largest power plant in Japan?
The largest operating plant in the catalog for Japan is Futtsu Thermal Power Station, a natural gas facility with 5,334 MW of capacity and a recorded start year of 1985.
How many power plants does Japan have?
The catalog tracks 11,336 operating power plants in Japan, with 249,796 MW in all. It also marks 39 plants as Retired, with 36,398 MW of capacity.
Can I see Japan's power grid on a map?
Yes. Open nrgmap at app.nrgmap.com and search Japan to fly to it. Every tracked plant is a marker sized by capacity and coloured by fuel, with the national fuel mix in the side panel.