Tokai mura
Reactor Data
Reactor Units
Every power reactor at this site as listed in the IAEA Power Reactor Information System (PRIS): reactor type and model, net electrical capacity, grid connection and commercial operation dates, and current status.
2 units: 1 suspended operation, 1 permanent shutdown.
Net capacity in service: 1,060 MWe.
| Unit | Type | Model | Net MWe | Construction | Grid | Commercial Op | Shutdown | Status |
|---|---|---|---|---|---|---|---|---|
| Tokai 1 | GCR | MAGNOX | 137 | 1961-03-01 | 1965-11-10 | 1966-07-25 | 1998-03-31 | Permanent Shutdown |
| Tokai 2 | BWR | BWR-5 | 1,060 | 1973-10-03 | 1978-03-13 | 1978-11-28 | Suspended Operation |
Capacity, milestones and suppliers
| Unit | Design MWe | Gross MWe | Thermal MWt | First Criticality | Reactor Supplier | Turbine Supplier | Notes |
|---|---|---|---|---|---|---|---|
| Tokai 1 | 159 | 166 | 587 | 1965-05-04 | GENERAL ELECTRIC COMPANY (UK) | GENERAL ELECTRIC COMPANY (UK) | |
| Tokai 2 | 1,056 | 1,100 | 3,293 | 1978-01-18 | GENERAL ELECTRIC CO. | GENERAL ELECTRIC CO./ HITACHI, LTD. | Suspended 2011-03-11 |
Operator: JAPAN ATOMIC POWER CO.
Owner: JAPAN ATOMIC POWER CO.
Source: IAEA Power Reactor Information System (PRIS), as of 2026-10-12.
Working Here
Facility Map
Interactive satellite map showing the facility's geographic location. Marker color indicates current status: green for online, red for offline, orange for reduced power. Click the header to open in Google Maps satellite view.
36.468, 140.608
Location & Contact
Physical address, phone number, and website for this facility. Use the directions link to get driving directions via Google Maps.