Previously, smaller fish and plankton were found with elevated levels of radiation in Japanese waters after a magnitude-9 earthquake in March 2011 triggered a tsunami that badly damaged the Fukushima Dai-ichi reactors.
Japanese government regulators, [the Nuclear and Industrial Safety Agency] and the operators of the tsunami-stricken Fukushima nuclear power plant, [Tokyo Electric Power (TEPCO)] did not take precautionary measures in anticipation that a severe nuclear disaster could be caused by a tsunami such as the one that hit the nuclear power plant facility.
The Japanese government will spend about one trillion yen (US$ 12 billion) to decontaminate the area surrounding the Daiichi nuclear plant in Fukushima.
The Tokyo Electric Power Company, or Tepco, the operator of Fukushima plant, issues a forecast in the evening for the next day, then refines the forecast the following morning.
One of its female employees At Fukushima was exposed to radiation doses far above the legal limit at the crisis-hit Fukushima Daiichi nuclear power plant.