The Kashiwazaki-Kariwa NPS is a nuclear power station that straddles Kashiwazaki City and Kariwa Village in Niigata prefecture. The area of the site is some 4.2 million m² (Kashiwazaki: Approx. 3.1 million m², Kariwa: Approx. 1.1 million m²) The site is made up of seven power generating facilities with a total output of 8.212 million kW.

Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7
Type of reactor Boiling water reactor (BWR) Advanced boiling water reactor (ABWR)
Power output
(tens of thousands of kW)
110 110 110 110 110 135.6 135.6


Kashiwazaki-Kariwa NPS
16-46 Aoyama-cho, Kashiwazaki-shi, Niigata 945-8601; TEL:0257-45-3131 (Main)

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