1. Japan faces up to failure of its earthquake preparations;Cyrabiski;Nature,2011
2. Cabinet Office. Bosai Hakusho, disaster prevention white paper. Available at: http://www.bousai.go.jp/kaigirep/hakusho/pdf/H24_gaiyou.pdf (last accessed 19 June 2013).
3. Emergency Disaster Countermeasures Headquarters, National Police Agency. Damage situation and police countermeasures associated with 2011 Tohoku district – off the Pacific Ocean Earthquake. Available at: http://www.npa.go.jp/archive/keibi/biki/higaijokyo_e.pdf (last accessed 19 June 2013).
4. Cabinet Office. Higashi-Nihon Daishinsai no hinanjoseikatsushasu no suii nitsuite. Available at: http://www.bousai.go.jp/taisaku/hinanjo/h24_kentoukai/1/pdf/8.pdf (last accessed 19 June 2013).
5. Mortality in the 2011 tsunami in Japan;Nakahara;J Epidemiol,2013