More than 410,000 people in 12 prefectures were evacuated and housed in shelters.
Around 320,000 homes in the northern part of the country were without electricity and heating, while the outside temperature was very low, announced the electric company "Tohuku.
The quake damaged at least 87,772 buildings, according to the Japanese police.
The British "Barclays Capital" believes that the economy and infrastructure of Japan suffered damage of 183.7 billion dollars.
The Ministry of Foreign Affairs of Japan said that in just one week after the disaster they received an offer for help from 117 countries and 29 international organizations and that in the most crucial moment(the first week after the quake) teams from 14 countries and regions arrived in Japan to help.
Japan was not alone in the nuclear crisis too, a team of experts arrived at the International Atomic Energy Agency (IAEA) 8 days after the disaster.
The highest tsunami waves in history, 38.2 meters high, were registered in Japan after the devastating quake in 1896.
One of the representatives of this Institute, however, says that compared with the tsunami in 1896, when along the coast there was no levees, the last is probably the strongest tsunami wave that stroked Japan.