Earthquake map

The "Yokohama Earthquake Damage Estimation Survey Report" released in October 2012 shows the distribution of seismic intensity for the three earthquakes targeted for damage estimation.

Genroku era Kanto Earthquake

Northern Tokyo Bay Earthquake

Nankai Trough Giant Earthquake

In order to prevent wooden houses from collapsing during major earthquake, Yokohama City provides free seismic diagnosis and subsidies for seismic retrofitting work. Click here for information on free seismic diagnosis and subsidies for earthquake-resistant construction.
・Information on the dispatch system for wooden house seismic diagnosis specialists (Housing and Architecture Bureau website)
・Information on "Yokohama Wooden House Seismic Retrofit Improvement Promotion Project" (Housing and Architecture Bureau website)

• national earthquake prediction map (Earthquake Research Promotion Headquarters) (outside site)
• Estimation of damage in the country (page of disaster prevention information, Cabinet Office) (outside site)
• Kanagawa e-Kana Map "Disaster Prevention and Safety" "Earthquake Damage Estimation Survey Results" (outside site)
• Yokohama-shi administrative map reporting system "Wai Wai disaster prevention map" (outside site)
• Yokohama City Earthquake Damage Estimation Survey Report
• Liquefaction map