Earthquake Alarm in Japan is a free lifestyle app developed by Yoshiaki Okuma for Android. This app is designed to push earthquake information with a Japanese seismic intensity of 3 or more in Japan. The app is intended to help users avoid false notifications. It alarms and shows earthquake information several times when an alert for the intensity of 3 or more has been received.

It is important to note that users need to install Japanese font to see the epicenter and the seismic intensity. It is also essential to check with your carrier for data pricing, as using this application may cause higher data pricing when roaming.

Overall, Earthquake Alarm in Japan is a helpful app that provides users with important information about earthquakes in Japan.