Some specialists pointed out that the same scale of tsunami used to strike these regions and insisted that the safety standard should be revised , but the electric power companies ignore them , because the electric power companies , as commercial companies , did n't want to invest much money to prepare for the tsunami , which will occur once in hundreds years .
Some specialists pointed out that the same scale of tsunami used to strike these regions and insisted that the safety standard should be revised , but the electric power companies ignore them , because the electric power companies , as commercial companies , did n't want to invest much money to prepare for the tsunami , which will occur once in hundreds of years .