Nuclear emergency has been imposed in the country and all the nuke plants have been shut. Thousands of residents have have been ordered to evacuate areas near the nuclear power plants.
The explosion occurs in the Fukushima No.1 nuclear power plant. No.1 nuclear fusion reactor seems to have exploded.
Three nuclear reactors have been left in this power plant.
The Fukushima No.2 nuclear power plant faces similar crisis, too.