It says ` ` severe security measures '' were introduced in 2002 , but nothing further was done . Part of the reason was a concern over spreading anxiety ` ` in the sitting parliament '' Read more : Japan restarts first nuclear plant since Fukushima shutdown . ` TEPCO adds that the measures were also ` ` add momentum to anti - nuclear movements ''
It says ` ` severe security measures '' were introduced in 2002 , but nothing further was done . Part of the reason was a concern over spreading anxiety ` ` in the sitting parliament '' TEPCO adds that the measures were also ` ` add momentum to anti - nuclear movements ''