You can get real-time images and announced information of the earthquakes in Japan. • By real-time images, we can see the the situation seismic intensity and the maximum acceleration of surface and underground across the country. • If the display screen of the earths surface earthquake, there has been a change image seems to be an earthquake, it makes a sound. • You can listen to as BGM to play music continuously sample of iTunes Store (a song 30 seconds) for your chosen category. • You can save the screen image of each earthquake situation and easily tweet them with one tap. ※ We use the information of K-NET · KiK-net that is operated by National Research Institute for Earth Science and Disaster Prevention. We use in accordance with the "Note on the Use of Data." By using the data provided by Institute for Earth Science and Disaster Prevention, we have achieved that status, etc. to convey intensity. Thanks very much. BGM feature will be able for you to listen to iTunes sample songs (30 seconds) continuously. It is recommended Wifi available in that it may take some time to play on 3G. (If there has been a change seems to be an earthquake in the display screen image of the earths surface earthquake, it makes a sound to interrupt the BGM.) When you like the music, you buy it in the iTunes directly.