This Application notifies a user with Earthquake Early Warnings, Tsunami Warnings, Eruption Alert and other special Weather Warnings issued in Japan. It is a free application developed under the supervision of Japan Tourism Agency. The Application provides various functions useful for both foreign tourists and foreign residents in Japan. The application is available in four languages: English, simplified and traditional Chinese, and Korean.
There are no announcements at this time.
Main functions and its utilization
- Receiving Earthquake Early Warnings and Tsunami Warnings
Before using the Application for the first time, select locations for which you wish to receive warnings from the Settings Menu (you may select a maximum of five locations (in Japan only))(*). Users will receive notifications when Earthquake Early Warning for local earthquakes of seismic intensity level 4 or greater, Tsunami Warning, Eruption Alert, or other special weather warnings are issued for the selected locations. Also, please note that notifications will NOT be given if more than one month has elapsed since the last update of location settings. (*)
(*) It is necessary to activate the GPS, if you wish to set locations by using Location Information Service (GPS). The Location Information Service is also used to obtain information of your current location to allow the application to display both your current location and the earthquake location on a map.
- Earthquake List
Information on past earthquakes (seismic intensity level of 3 or higher) can be viewed (a maximum of ten records).
- Weather Warning List
Weather Warnings (heavy rainfall, flood, windstorm, blizzard, heavy snowfall, high wave, tidal wave) and special warnings (heavy rainfall, windstorm, blizzard, heavy snowfall, high wave, tidal wave) issued for the selected locations can be viewed.
- Volcanic Warning List
Currently issued volcanic warnings can be viewed.
- Evacuation flow chart
Actions to be taken during a disaster are shown in the form of a flow chart.
- Communication cards
A set of question sentences that can be used when asking questions to people around you during a disaster.
Links to other sources of information that may be necessary during disaster situations (contact information of embassy, nearest tourist centers, etc.), and other information concerning disasters and tourism.
- About seismic intensity scale
Explanation concerning the intensity of an earthquake is provided (according to the seismic intensity scale).
- About Weather Warnings
Explanations on Weather Warnings and appropriate responses to the warnings are available.
- About Volcanic Warnings
Explanations on Volcanic Warnings and appropriate responses to the warnings are available.
The estimated seismic intensity may yield a slight error by less than ±1.
In the cases below, the notice of the earthquake warning may be delayed or undeliverable.
The location is not registered.
The registered location is close to the epicenter.
When trouble arises in the network.
The distance between the registered location and the epicenter is more than 2,000 kilometers.
The depth of the epicenter is more than 150 kilometers.
When server maintenance is being performed.
When load on the server is high.
Earthquake Early Warnings are not issued by JMA.
Please activate the location information service (GPS).
Please activate the Notification service of your iPhone to receive notice of earthquake warning. (iOS only)
This app is designed for use in Japan only.
For more information about the Earthquake Early Warning, please visit JMA’s website.
While the Application and Earthquake Early Warnings/Tsunami Warnings information are free, communication charges related to download and use of Application shall be borne by the user.
We will not be liable for any losses and/or damages resulting from the use of the Application.