Fukushima Dai-Ichi, or Fukushima One, is a six-unit nuclear power plant located in the town of Okuma in the Futaba district of Fukushima Prefecture in Japan.
7 miles to the south is Fukushima Dai-Ni or Fukushima Two, a four-unit nuclear power plant near the towns of Naraha and Tomioka in the same district and prefecture.
http://en.wikipedia.org/wiki/Fukushima_I_Nuclear_Power_Plant
http://en.wikipedia.org/wiki/Fukushima_II_Nuclear_Power_Plant
Thanks
Ichi = 1 in Japanese
Ni = 2
San =3
Sei =4
Go =5
That is as high as I can count in Japanese