NTT Group Initiatives Related to the Great East Japan Earthquake and Tsunami of 2011

NTT Group Company Initiatives in Pictures

  • The Network Operation Center, which monitors the communication status of network equipment throughout the country. Immediately after the earthquake occurred, the center responded to equipment issues and regulated transmissions to prevent trouble caused by overtaxed networks (NTT DoCoMo).

    The Network Operation Center, which monitors the communication status of network equipment throughout the country. Immediately after the earthquake occurred, the center responded to equipment issues and regulated transmissions to prevent trouble caused by overtaxed networks (NTT DoCoMo).

  • Emergency repairs to severed and washed away trunk line routes. Late April, 2011, Ishinomaki City, Miyagi Prefecture (NTT East).

    Emergency repairs to severed and washed away trunk line routes. Late April, 2011, Ishinomaki City, Miyagi Prefecture (NTT East).

  • DoCoMo shop staff after the earthquake, at an evacuation shelter, offering on-site support for people whose phones had been lost or damaged during the earthquake (NTT DoCoMo).

    DoCoMo shop staff after the earthquake, at an evacuation shelter, offering on-site support for people whose phones had been lost or damaged during the earthquake (NTT DoCoMo).

  • Installation of a long-life battery at a cellular base station, ensuring communications even during power outages (NTT DoCoMo).

    Installation of a long-life battery at a cellular base station, ensuring communications even during power outages (NTT DoCoMo).

  • Repair work inside the Iwaki-Tomioka Building, located about 10 km from Fukushima Daiichi Nuclear Power Plant. Mid-April, 2011, Futaba-gun, Fukushima Prefecture (NTT East).

    Repair work inside the Iwaki-Tomioka Building, located about 10 km from Fukushima Daiichi Nuclear Power Plant. Mid-April, 2011, Futaba-gun, Fukushima Prefecture (NTT East).

  • Emergency repair work on access lines. Mid-April, 2011, Rikuzentakata, Iwate Prefecture (NTT East).

    Emergency repair work on access lines. Mid-April, 2011, Rikuzentakata, Iwate Prefecture (NTT East).

  • Installation of a high performance antenna at a cellular base station, in order to restore the communications environment for the nuclear power plant area. April 13, 2011 (NTT DoCoMo).

    Installation of a high performance antenna at a cellular base station, in order to restore the communications environment for the nuclear power plant area. April 13, 2011 (NTT DoCoMo).

  • The day after the earthquake, NTT DoCoMo began lending mobile devices free of charge and setting up free charging stations in evacuation shelters and other areas (NTT DoCoMo).

    The day after the earthquake, NTT DoCoMo began lending mobile devices free of charge and setting up free charging stations in evacuation shelters and other areas (NTT DoCoMo).

  • A satellite entrance mobile base station, capable of connecting to satellite communication channels. These stations are deployed throughout the country, to help preserve communications in areas where service is disrupted (NTT DoCoMo).

    A satellite entrance mobile base station, capable of connecting to satellite communication channels. These stations are deployed throughout the country, to help preserve communications in areas where service is disrupted (NTT DoCoMo).

  • Repair work on trunk line routes. Late March, 2011, Sanriku Railway (between Sanriku and Horei stations), Iwate Prefecture (NTT East).

    Repair work on trunk line routes. Late March, 2011, Sanriku Railway (between Sanriku and Horei stations), Iwate Prefecture (NTT East).

  • A portable satellite vehicle for special public telephones. Late March, 2011, Minamisanriku-cho, Miyagi Prefecture (NTT East).

    A portable satellite vehicle for special public telephones. Late March, 2011, Minamisanriku-cho, Miyagi Prefecture (NTT East).

  • Emergency repair work on washed away and severed trunk line routes. Late March, 2011, Kesen Ohashi, Iwate Prefecture (NTT East).

    Emergency repair work on washed away and severed trunk line routes. Late March, 2011, Kesen Ohashi, Iwate Prefecture (NTT East).

  • An aerial cable being installed by several workers. Late March, 2011 (NTT East).

    An aerial cable being installed by several workers. Late March, 2011 (NTT East).

Earthquake Recovery Activities at NTT Group Companies

  • East Japan Earthquake Recovery Activities at NTT East (Video)NTT East: Great East Japan Earthquake Recovery Activities at NTT East (Video)

    NTT East's telecommunications equipment suffered serious damage during the Great East Japan Earthquake that occurred on March 11, 2011. Dedicated to a mission of connecting people to people and individuals to society, the NTT East Group worked as one to restore important communication infrastructures during this time. Watch this video to learn more.

  • NTT DoCoMo: Chronicle of the Great East Japan Earthquake and RecoveryNTT DoCoMo: Chronicle of the Great East Japan Earthquake and Recovery

    NTT DoCoMo's communication networks also suffered serious damage during the Great East Japan Earthquake of March 2011, and a portion of services became unavailable. This chronicle covers the DoCoMo Group's activities from earthquake to recovery.

  • The NTT Group: The NTT Group Response to the Great East Japan EarthquakeThe NTT Group: The NTT Group Response to the Great East Japan Earthquake

    Communication recovery efforts at the time of the earthquake are described in our 2011 CSR Report. Additionally, information on later research and development grounded in the lessons learned from the earthquake, efforts to construct more reliable networks, and support for relief efforts in areas affected by the disaster are included in the 2012 and 2013 CSR reports.