Overview
The is a company initially formed to jump start the commercial use of nuclear power in Japan, and currently operates two different sites. According to the official web site, JAPC is "the only power company in Japan solely engaged in nuclear energy".
JAPC owns both units at the Tōkai Nuclear Power Plant and the Tsuruga Nuclear Power Plant with plans to expand at Tsuruga.
The company is jointly owned by Japan's major electric utilities: The Tokyo Electric Power Company (28.23%), Kansai Electric Power (18.54%), Chubu Electric Power (15.12%), Hokuriku Electric Power Company (13.05%), Tohoku Electric Power (6.12%), and Electric Power Development Company (J-Power) (5.37%).
Accidents
On 11 March 2011 several nuclear reactors in Japan were badly damaged by the 2011 Tōhoku earthquake and tsunami.
The Tōkai Nuclear Power Plant lost external electric power, experienced the failure of one of its two cooling pumps, and two of its three emergency power generators. External electric power could only be restored two days after the earthquake.
From Wikipedia (CC BY-SA 4.0).