In the Fukushima Daaiichi Nuclear Power Plant , the Futaba line is more than 450 kV and the two Ookuma lines are less than 300 kV .
The Fukushima Daiichi plant is connected to the rest of the power grid by 3 lines , the Futaba Line ( 双葉線 ) and the Ookuma Lines ( 大熊線 ) to the Shin-Fukushima ( New Fukushima ) substation , also in Tomioka , Fukushima .
Fukushima Daiichi Nuclear Power Plant