[Jules]

Ruth if you look at the link I have posted this shows al the minor and major eathquakes that happen in Japan. You can scroll down to the bottom of the page and go back month by month. Hope you find it of interest.

Jules

http://www.fnet.bosai.go.jp/freesia/...hypo/joho.html
http://neic.usgs.gov/neis/general/seismicity/world.html
http://neic.usgs.gov/neis/qed/
http://neic.usgs.gov/neis/eqlists/eqsmosde.html
http://neic.usgs.gov/neis/eqlists/eqstats.html