A list of potentially useful iPhone / smartphone apps for emergency situations:
Earthquake
Yurekuru Call
This is a push notification app. which gives you notice of earthquake warnings with an estimated seismic intensity (the Japanese seven-stage seismic scale) and arrival time of the tremor to the specific location where you registered.
iQuakes Earthquake Tracker for iPhone
Find the details on the latest earthquakes around the world on your iPhone or iPod touch along with the earthquake date, time, location, magnitude, depth, location maps and more from the USGS.
First Aid
iFirstAid
Pocket First Aid CPR from the American Heart Association
WebMD
Emergency Aid
Pet First Aid
Medical Contacts
mPassport Tokyo
mPassport is a mobile, medical concierge that helps visitors to get quality medical care when and where they need it.
Survival
SAS Survival Guide
Superb guide by John ‘Lofty’ Wiseman. Essential survival information for various situations/climates.
wikiHow: How to and DIY Survival Kit
Survival Pocket Reference
US Army Survival Guide
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