Scientific data and reports

Japan meteorological agency:
http://www.jma.go.jp/jma/en/2011_Earthquake.html

The 2011 off the Pacific coast of Tohoku Earthquake -Portal-

National Research Institute for Earth Science and Disaster Prevention:
http://www.bosai.go.jp/e/international/110318/110318.html

Regarding the 2011 off the Pacific coast of Tohoku Earthquake

Ministry of education, culture, sports, science and technology :
http://www.mext.go.jp/english/index.htm

Reading of environmental radioactivity level

Earthquake Research Institute, University of Tokyo:

http://outreach.eri.u-tokyo.ac.jp/eqvolc/201103_tohoku/eng

Earthquake and volcano information

Port and Airport Reserarcn Institute of Japan:
http://www.pari.go.jp/en

Executive Summary of Urgent Field Survey of
Earthquake and Tsunami Disasters

Japan Agency for Marine-Earth Science and Technology:
http://www.jamstec.go.jp/e/index.html

Oceanographic observation data in the "Sea Area Monitoring Action Plan"

Geospatial Information Authority of Japan:
http://www.gsi.go.jp/ENGLISH/index.html

Some analysis data on seismic slip distribution

Japan Society of Civil Engineering:
http://committees.jsce.or.jp/s_iad/node/9

Disaster survey reports

International Institute of Seismology and Earthquake Engineering, Building Research Institute:
http://iisee.kenken.go.jp/special2/20110311tohoku.htm

Tsunami simulation report and strong motion prompt

Situation of infulastructure and social system

Ministry of Land, Infrastructure, transport and tourism:
http://www.mlit.go.jp/en/index.html

･Situation on Infrastructure and transport
･Information on Radioactivity Level （Metropolitan Airports and Ports）

Tokyo Electic Power Company
http://www.tepco.co.jp/en/nu/fukushima-np/index-e.html

Status of Fukushima Daiichi and Fukushima Daini Nuclear Power Stations

Prime Minister of Japan and His Cabinet:
http://www.kantei.go.jp/foreign/incident/index.html

Countermeasures for the Great East Japan Earthquake

Tohoku Regional Bureau
Ministry of land, infuractructure and transport:
http://www.thr.mlit.go.jp/Bumon/B00097/k00360
/taiheiyouokijishinn/newindex_e.htm

Information and countermeasures for the Great East Japan Earthquake