3/11 Data Archive

  • Countries all over the world have sent assistance in the aftermath of the Great East Japan Earthquake disaster. By the end of May, aid had been announced from 157 countries, regions, and international organizations worldwide, and no fewer than 27 countries, regions, and international organizations had sent rescue teams and other specialists to take part in relief operations in the disaster areas.

    Assistance from Overseas

    Countries all over the world have sent assistance in the aftermath of the Great East Japan Earthquake disaster. By the end of May, aid had been announced from 157 countries, regions, and international organizations worldwide, and no fewer than 27 countries, regions, and international organizations had sent rescue teams and other specialists to take part in relief operations in the disaster areas.

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  • Originally, the main aim of seismic research and anti-earthquake measures in Japan was to predict major earthquakes. Consequently, seismometers and other monitoring equipment were mainly concentrated in areas such as the Tōkai region on the Pacific coast of central Honshū, where a major earthquake has long been expected. This changed in 1995, when the Great Hanshin-Awaji Earthquake devastated the city of Kōbe in Hyōgo Prefecture and surrounding areas.

    Japan’s Disaster Prevention System

    Originally, the main aim of seismic research and anti-earthquake measures in Japan was to predict major earthquakes. Consequently, seismometers and other monitoring equipment were mainly concentrated in areas such as the Tōkai region on the Pacific coast of central Honshū, where a major earthquake has long been expected. This changed in 1995, when the Great Hanshin-Awaji Earthquake devastated the city of Kōbe in Hyōgo Prefecture and surrounding areas.

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  • Japan is one of the most earthquake-prone places on Earth, accounting for no less than 10% of all tremors worldwide despite making up just 0.3% of the world’s total land mass. What is the reason for this abundance of earthquakes?

    Japan’s Earthshaking Reality

    Japan is one of the most earthquake-prone places on Earth, accounting for no less than 10% of all tremors worldwide despite making up just 0.3% of the world’s total land mass. What is the reason for this abundance of earthquakes?

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  • Around 14:46 local time on March 11, a massive magnitude 9.0 earthquake struck eastern Japan, its epicenter located offshore along the Sanriku Pacific Coast in northeastern Honshū.

    The Disaster

    Around 14:46 local time on March 11, a massive magnitude 9.0 earthquake struck eastern Japan, its epicenter located offshore along the Sanriku Pacific Coast in northeastern Honshū.

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  • The magnitude 9.0 earthquake and the horrific tsunami that followed devastated the transportation network along much of the Pacific coast of eastern Honshū. Bridges were swept away and roads caved in, severing railway lines and major national highways and bringing about a state of paralysis. Nevertheless, it was essential to get emergency relief supplies through to people in the worst-hit areas.

    Speedy Recovery of the Transportation Network

    The magnitude 9.0 earthquake and the horrific tsunami that followed devastated the transportation network along much of the Pacific coast of eastern Honshū. Bridges were swept away and roads caved in, severing railway lines and major national highways and bringing about a state of paralysis. Nevertheless, it was essential to get emergency relief supplies through to people in the worst-hit areas.

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  • Although there has been criticism in some quarters of the length of time it has taken to clear debris and construct temporary housing, work on restoring vital lifelines such as the electricity and water supply has proceeded at an impressive pace.

    Restoration of Lifelines

    Although there has been criticism in some quarters of the length of time it has taken to clear debris and construct temporary housing, work on restoring vital lifelines such as the electricity and water supply has proceeded at an impressive pace.

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  • According to figures released by the National Police Agency on June 15, some 15,434 people were confirmed to have lost their lives in the Great East Japan Earthquake Disaster. Another 7,742 were still listed as missing. These figures considerably exceeded the number of lives lost in the 1995 Great Hanshin-Awaji Earthquake, making this Japan’s worst natural disaster since World War II.

    The Great East Japan Earthquake Disaster: Latest Figures

    According to figures released by the National Police Agency on June 15, some 15,434 people were confirmed to have lost their lives in the Great East Japan Earthquake Disaster. Another 7,742 were still listed as missing. These figures considerably exceeded the number of lives lost in the 1995 Great Hanshin-Awaji Earthquake, making this Japan’s worst natural disaster since World War II.

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  • Tsunami Damage

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  • Overview of the Great East Japan Earthquake

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    Overview of the Tōhoku Region

     

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