3. alarms televised
disaster warning, television is the most popular. Quickest It also covers a large population. The alarm is very sensitive. (Scene within 10 minutes. It's based TV) by alarms will come from the Department of Meteorology and send it to the TV station nearby. (Japanese television station of each field. There are 10 sub-channels, one channel of the country) and then display automatically if an earthquake or tsunami lightly. It is just a warning at the top of the screen. One minute and then disappear But if it is up a little (about 5 Richter), it shows where born. With alarm But not so strong that the building shaking visibly. This warning will disappear.
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