2. The Pacific Tsunami Warning Center has been announcing warning countries of the Pacific Ocean region of the danger of the killer wave for the period of 40 years or more. After 2004, the government started the effort to make the system to discover the tsunami at the early.
3. Mechanism of system When the earthquake happens, the data is transmitted to the Pacific Tsunami Warning Center. The data is based on Hawaii and the Japan Meteorologiacal Agency in Tokyo.
4. Australia, India, Indonesia, Malaysia, and Bangkok made the technology that shared the data. As a result, a lot of countries can know the information that is tsunami more earlyer.
5. Hawaii and Japan Meteorological Agency in Tokyo reserch the time of arrival of the tsunami and the size of the tsunami. Moreover, they can predict whether there is a possibility that the tsunami happens.
6. There a lot of the method that transmission of warning. It is a radio, a television, SMS, and E-mail. As a result, it is possible to impart information to a large amount of people.
7. When the sea retreats or the earthquake happens, tsunami happens. So , the government begin researching the tsunami.
