2010年～2024年に震度7を観測した地震のまとめ NHK

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21 Jan 202414:03

Summary

TLDRA series of strong earthquakes struck Japan, triggering emergency earthquake warnings. Areas including Hokkaido, Tohoku, and Kyushu experienced very strong shaking up to magnitude 7. Tsunami warnings were issued for coastal regions. The alerts urged people to evacuate immediately to high ground due to threat of high, dangerous waves. Cameras captured violent shaking in cities like Kumamoto and Sendai. Warnings advised taking cover under tables and staying away from hazardous objects that could fall.

Takeaways

😨 Earthquake early warnings issued for strong shaking in multiple regions of Japan
😧 Very strong shaking observed in Miyagi and Iwate prefectures
🏢 Cameras shaking violently in studios and airports
🌊 Tsunami warnings issued for coastal areas
💨 Residents urged to take cover, stay away from shoreline
📺 Warnings interrupt normal broadcasting to alert people
🚨 New warnings issued as earthquake unfolds across wider area
⚠️ Highest tsunami warning level issued for Ishikawa coast
🤸‍♂️ Residents told to evacuate immediately to high ground
🗣 Warnings urge people to alert others and not turn back

Q & A

What is the significance of the 100 billion yen addition mentioned in the script?
-The script mentions a 100 billion yen addition, indicating financial measures or aid, possibly in response to a disaster or emergency situation, to provide support or relief.
What is the purpose of the cash distribution mentioned?
-The cash distribution is likely a form of financial assistance to individuals or areas affected by the emergency situation described, such as an earthquake, to help with recovery efforts.
What does the 'emergency earthquake warning' signify in the context of the script?
-The 'emergency earthquake warning' is an alert system that notifies people of an imminent strong earthquake, advising them to take precautions immediately to ensure their safety.
Why are residents advised to stay away from the coast in Fukushima, Iwate, and Miyagi prefectures?
-Residents are advised to stay away from the coast due to the risk of tsunamis following the earthquake, as coastal areas are most vulnerable to tsunami waves.
What safety measures are recommended during an earthquake?
-Safety measures include taking cover under tables or desks to protect from falling objects, staying away from unstable furniture, and ensuring that after the shaking stops, fire hazards are addressed.
Why is there a special emphasis on the Shibuya studio shaking?
-The emphasis on the Shibuya studio shaking highlights the widespread impact of the earthquake, even affecting urban areas far from the epicenter, and serves as a real-time example of the earthquake's reach.
What is the expected tsunami height mentioned, and where?
-The expected tsunami height mentioned is 1 meter, particularly around the Ariake Sea and Yatsushiro Sea, indicating the areas at risk and the severity of the tsunami threat.
What areas are specifically mentioned as feeling the earthquake?
-Specific areas mentioned include Miyagi, Fukushima, Akita, Yamagata, Kumamoto, Fukuoka, and Tokyo's Shibuya, indicating the earthquake's wide geographic impact.
What is the significance of mentioning various prefectures with different seismic intensity ratings?
-Mentioning various prefectures with different seismic intensity ratings illustrates the varying impact levels of the earthquake across different regions, helping to assess the extent of potential damage and necessary response efforts.
What actions are advised once the shaking has stopped?
-Once the shaking has stopped, individuals are advised to check and extinguish any fires, inspect their surroundings for safety, and continue listening to media updates for new information or instructions.

Outlines

00:00

😨 Earthquake Early Warning for Northeastern Japan

This paragraph provides an emergency earthquake warning for strong shaking in Miyagi, Iwate, Fukushima and other prefectures in northeastern Japan. It urges people to take precautions against falling objects and warns of the risk of landslides. The narrator describes strong shaking being felt in the Shibuya studio in Tokyo.

05:04

🌎 Widespread Strong Shaking in Kyushu

This paragraph issues an earthquake warning for strong shaking across many prefectures in Kyushu, including Kumamoto, Fukuoka, and Kagoshima. People are advised to protect themselves from falling objects and stay away from hazardous areas. Footage shows strong shaking in Kumamoto.

10:05

🌊 Tsunami Warnings Along the Sea of Japan Coast

This paragraph relays tsunami warnings issued along the coast of the Sea of Japan, including Ishikawa Prefecture. A major tsunami warning forecasts waves up to 5 meters high. People are urged to evacuate immediately to high ground and warn others.

Mindmap

Keywords

💡Emergency Earthquake Warning

An Emergency Earthquake Warning (緊急地震速報) is a system designed to alert people of an imminent earthquake, allowing them to take immediate protective action. In the video's context, this warning is repeatedly issued across various regions, indicating strong tremors are expected imminently. It's a crucial part of Japan's disaster management efforts, intended to minimize injury and damage by providing a brief lead time before the shaking starts. Examples from the script include alerts for prefectures like Miyagi, Fukushima, and Kumamoto, underscoring the widespread nature of the earthquake threat.

💡Seismic Intensity (Shindo)

Seismic intensity (震度) is a measure of the strength of an earthquake's shaking at a specific location, distinct from the earthquake's magnitude which measures energy release. The video mentions various Shindo levels, such as 7 in Miyagi Prefecture and 6 strong in Kumamoto, to convey the severity of the earthquakes. This system, used extensively in Japan, helps in understanding the potential damage and necessary precautions in affected areas.

💡Tsunami Warning

A Tsunami Warning is issued to alert the public of the possibility of tsunami waves caused by underwater earthquakes, advising people to evacuate to higher ground. In the video, warnings of tsunamis with expected heights up to 5 meters are mentioned, indicating a significant risk to coastal areas. This underscores the dual threat of earthquakes followed by tsunamis, necessitating urgent action for safety.

💡Safety Measures

Safety Measures in the context of the video refer to the precautions and actions recommended to minimize risk during and after an earthquake, such as taking cover under a table, staying away from falling objects, and ensuring fire safety post-tremor. These measures are vital for personal safety during the chaotic moments of an earthquake and the immediate aftermath.

💡Shibuya Studio

The Shibuya Studio serves as a specific location mentioned multiple times to illustrate the earthquake's impact in Tokyo. It's described as experiencing significant shaking, providing a relatable point of reference for viewers to understand the widespread effect of the earthquake across different regions, including urban centers.

💡Evacuation

Evacuation refers to the process of moving people from dangerous or potentially dangerous areas to safety. In the context of the video, evacuation instructions are provided following the tsunami warnings, emphasizing the need for immediate movement to higher ground or away from the coast to avoid the incoming waves. This highlights the importance of quick and orderly evacuation in disaster scenarios.

💡NHK

NHK, Japan's national public broadcasting organization, is mentioned as the source of ongoing updates and alerts throughout the video. It signifies the role of media in disseminating critical information during emergencies, ensuring the public receives timely and accurate guidance to protect themselves during disasters.

💡Magnitude

Magnitude is a term used to describe the energy released by an earthquake, as opposed to seismic intensity which measures the effects of the earthquake at a specific location. While the script does not explicitly mention 'magnitude,' it is implied through the discussion of the earthquake's impact, illustrating the scale of the seismic event and its potential to cause widespread damage.

💡Coastal Areas

Coastal Areas are specifically highlighted in the context of tsunami warnings. These locations are at risk of being hit by tsunami waves following an earthquake, especially if the earthquake's epicenter is under the seabed. The video advises people in these areas to evacuate and avoid the coast, indicating the heightened risk to these regions from both earthquakes and tsunamis.

💡Protective Actions

Protective Actions are the recommended responses to minimize injury during an earthquake, such as ducking under sturdy furniture, staying indoors until the shaking stops, and moving away from windows and heavy objects that could fall. The video emphasizes these actions, guiding viewers on how to protect themselves during the immediate threat of an earthquake and its aftershocks.

Highlights

First significant research finding

Introduction of new theoretical model

Discussion of limitations and future work