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Magnitude 7.1 earthquake strikes Japan's Kumamoto prefecture

Created at 28 Jul · 8:11 AM3 sources↑ Market-relevant3 events
IN SHORT

A powerful magnitude 7.1 earthquake struck Japan's Kumamoto prefecture, causing injuries, infrastructure damage, and fires. A tsunami advisory was issued but later lifted, and authorities are assessing the full extent of the impact.

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Key Numbers

7.1earthquake magnitude
7maximum seismic intensity
1 meterpredicted tsunami wave height
150,000people asked to move to evacuation shelters
50people being treated in hospital
10kmepicenter depth

Who's Involved

Japan Meteorological Agency
reported earthquake magnitude and issued tsunami advisory
Sanae Takaichi
Prime Minister of Japan, reported injuries and damage
Minoru Kihara
Chief Cabinet Secretary, announced deployment of first responders
NHK
Japanese broadcaster showing footage of damage and reporting hospitalizations
Japan’s Nuclear Regulation Authority
reported no abnormalities at nuclear power plants
Japan’s Defense Ministry
dispatched aircraft to assess the situation
Magnitude 7.1 earthquake strikes Japan's Kumamoto prefecture

↳ Why This Matters

The earthquake highlights Japan's vulnerability to seismic activity and the potential for widespread disruption to infrastructure, services, and daily life, underscoring the importance of preparedness and rapid response.

Key facts

  • A magnitude 7.1 earthquake struck Kumamoto prefecture, Japan.
  • The earthquake caused injuries, infrastructure damage, blackouts, and fires.
  • A tsunami advisory was issued for local coastal areas but was later lifted.
  • No abnormalities were found at nearby nuclear power plants.
  • Train services and airport operations were suspended for safety checks.

A magnitude 7.1 earthquake struck south-west Japan's Kumamoto prefecture on Kyushu island, registering the maximum seismic intensity. The Japan Meteorological Agency issued a tsunami advisory for the Ariake and Yatsushiro Seas, warning of waves up to 1 meter, but the advisories were lifted within two hours. Prime Minister Sanae Takaichi reported that there were injuries and damage to roads, bridges, and buildings, along with blackouts and fires. She urged residents to be cautious of potential aftershocks and fires. No abnormalities were found at three nearby nuclear power plants. Shinkansen bullet trains and local trains in Kyushu were suspended for safety checks, and the runway at Aso Kumamoto Airport was closed. The Japanese Defense Ministry dispatched aircraft to assess the situation. Over 150,000 people were asked to move to evacuation shelters. Footage showed cracked roads and bridges, and several buildings on fire. At least 50 people were being treated in hospital, with 10 injured at an elderly care home.

Frequently asked questions

The earthquake registered a magnitude of 7.1, though the U.S. Geological Survey later revised it to 6.8.

A tsunami advisory was issued for local coastal areas, warning of waves up to 1 meter, but the advisories were lifted within two hours and no tsunami was observed from the inland quake.

Prime Minister Sanae Takaichi reported injuries and damage to roads, bridges, and buildings, as well as blackouts and fires, though details are still unclear. Over 150,000 people were asked to move to evacuation shelters, and at least 50 people were being treated in hospital.

Japan’s Nuclear Regulation Authority stated that no abnormalities were found at three nearby nuclear power plants.

What Happens Next

01Authorities continue to assess the full extent of damage from the quake.
02Residents are urged to be cautious of possible strong aftershocks in the coming days.
03TSMC is assessing its Kyushu manufacturing hub for any damage or abnormalities.

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Cadence

How It Developed

A magnitude 7.1 earthquake struck Japan's Kumamoto prefecture, registering the maximum seismic intensity.
Prime Minister Sanae Takaichi reported injuries, damage to infrastructure, blackouts, and fires, urging caution due to potential aftershocks.
A magnitude 7.1 earthquake struck south-west Japan, leaving several people injured and prompting a brief tsunami advisory that was lifted within the hour.
More than 150,000 people have been asked to move to evacuation shelters following the quake.
Footage shows cracked roads and bridges and several buildings on fire.
About 10 of the injured were in an elderly care home and at least 50 people are being treated in hospital.
Train services have been suspended and electricity has been cut off for thousands of homes.
First responders, including Japan's self-defence force, fire services and coast guard, have been deployed.

Sources

T1
A magnitude 7.1 earthquake shakes part of southern Japan but no tsunami detectedAP News
T1
Magnitude 7.1 quake in Japan leaves several injuredBBC News
T1
7.1 magnitude quake rocks Japan's Kumamoto prefectureNikkei Asia
T2
Japan earthquake: Tsunami alert as Kumamoto rocked by violent 7.1 ...mirror.co.uk
T2
Earthquake of magnitude 7.1 strikes Japan's Kumamoto prefecture ... - WIONwionews.com
T2
M7.1 earthquake strikes Southern Japan | NHK WORLD-JAPAN Newswww3.nhk.or.jp

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