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When Nankai Trough Earthquake Extra Information is issued

Megathrust Earthquake Alert

This is not a warning that an earthquake will definitely occur during the period when this information is issued.
Please remain calm and take disaster prevention action in accordance with any requests from the government and local authorities.

Check Conditions in the Region

  • For the latest information issued by the national government or local authorities, such as tsunami warnings and evacuation information, please check the TV, radio, smartphone app, etc.
  • Please check the map below to see if your current area is one where disaster prevention measures are required.
  • In this region, you may be asked to evacuate in advance in preparation for a possible earthquake. Please check the evacuation information issued by your local authorities to see if you need to evacuate in advance.

Source: Cabinet Office Nankai Trough Earthquake - Preparations -

Response Actions in Accordance with Regional Conditions

➀ Areas where advance evacuation is required
Those subject to evacuation will evacuate in advance in accordance with instructions from local authorities.
Those who are not subject to evacuation should continue with daily life while making “special preparations” and “reviewing everyday earthquake preparedness.”

Source: Cabinet Office Addition to Nankai Trough Earthquake Extra Information Disaster Prevention Response Guidelines

➁ Areas where disaster prevention measures should be taken
Continue with daily life while making “special preparations” and “reviewing everyday earthquake preparedness.”

Source: Cabinet Office Addition to Nankai Trough Earthquake Extra Information Disaster Prevention Response Guidelines

Advance Evacuation

Advance evacuation of residents who may not be able to evacuate in time after the Nankai Trough earthquake occurs due to the fast arrival of the tsunami

Special Preparations
  • Be prepared to evacuate immediately when a tsunami warning, etc. is issued
  • Keep essential items ready to take with you in case of evacuation (food, water, regular medications, mobile battery, IDs, etc.) etc.
Everyday Earthquake Preparedness
  • Confirm evacuation sites and routes
  • Confirm ways to contact your family
  • Secure furniture, etc.
  • Check stockpiles of emergency food, etc.

Even after the special advisories have ended, it does not mean that the risk of a large-scale earthquake has disappeared.
Continue your everyday earthquake preparedness as you return to daily life.

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