BOSAI: Science that Can Save Your Life

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Tsunami 15m Japan has a long history of natural disasters. BOSAI explores how to overcome them and save lives with…

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Urban Flooding 15m Japan's cities are often located in low-lying areas along rivers and are paved with concrete and asphalt, putting…

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Urban Windstorms 15m Typhoon Jebi, which struck Osaka Prefecture in 2018, is said to be the first typhoon to have hit…

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Long-period Ground Motion and A New Threat 15m In the 2011 Great East Japan Earthquake, high-rise buildings in Tokyo's Shinjuku district, some 400 kilometers away from…

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Localized Torrential Rain 15m Localized torrential rain is occurring with greater frequency in Japan. Flash floods from the heavy rain not only…

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Debris Flows 15m An increase in heavy rainfall in recent years has made debris flows a frequent problem in Japan. We'll…

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Mt. Fuji's Threat to Tokyo 15m Mt. Fuji has been an object of faith for many Japanese. On the other hand, it has also…

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Heatstroke 15m In Japan, the temperature is continuing to rise due to the effects of global warming and heatstroke cases…

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Home Flooding 15m The 2018 torrential rains in western Japan killed 51 people in the Kurashiki City town of Mabi in…

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Tornadoes 15m Japan experiences an average of 23 tornadoes per year. They often cause serious damage when they strike in…

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Post-earthquake Fire 15m In 1995, the Great Hanshin-Awaji Earthquake struck Japan's Hyogo Prefecture early in the morning. Immediately after the earthquake,…

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Avalanches 15m Avalanches occur suddenly, damaging houses and injuring people. Many of the avalanches that occurred in Yamanashi Prefecture in…

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Lightning 15m As a natural threat that can suddenly occur any time of the year at nearly any place around…

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Soil Liquefaction 15m The Great East Japan Earthquake of 2011 caused unprecedented damage. Even areas 300 kilometers away from the epicenter…

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PM2.5 15m PM2.5 are extremely small particles. The WHO estimates that every year PM2.5 is responsible for 2.4 million premature…

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Tsunami Prediction 15m The Great East Japan Earthquake and the massive tsunami that followed caused unprecedented damage along the coast of…

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Human Stampede 15m What is a human stampede? It is a disaster in which people are so crowded together that they…

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Disaster Response Robots 15m The Great East Japan Earthquake in 2011 and its resulting tsunami caused the accident at the Fukushima Daiichi…

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Phreatic Eruptions 15m Mt. Ontake is located on the border of Nagano and Gifu prefectures. Standing 3,067 meters above sea level,…

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Linear Rainbands 15m Linear rainbands. Once they occur, the area is hit with heavy downpour for an extended period of time,…

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Road Cave-ins 15m In November 2021, the surface of a road in Mikasa, Hokkaido Prefecture suddenly caved in. A car fell…

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Solar Flares 15m In February 2022, an American space exploration company simultaneously launched 49 satellites. Yet not long after, 40 of…

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Typhoon Forecasting 15m More than 10 typhoons hit the Japanese archipelago in an average year. Their strong winds and heavy rains…

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Storm Surges 15m When a typhoon or similar storm approaches, air pressure drops and the sea surface is sucked up. Strong…

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Heavy Snow 15m In recent years, heavy snow has been falling frequently in Japan. While the overall amount of snowfall per…

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Landslides 15m In April 2018, a landslide occurred on a hill behind houses in Nakatsu City, Oita Prefecture. The landslide…

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Quake-resistant Skyscrapers 15m On March 11, 2011, a huge earthquake occurred off Japan's Tohoku coast. Skyscrapers 400 kilometers away in Tokyo's…

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Tsunami Observation 15m One of the most important things to do to save lives from a major tsunami is to evacuate…

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River Flooding 15m River flooding happens when heavy rain causes river levels to rise and overflow with large amounts of water.…

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Fire Tornadoes 15m The Great Kanto Earthquake of 1923 was one of the worst disasters in Japanese history. A magnitude 7.9…

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Lava Flows 15m The 1983 eruption of Tokyo's Miyake Island resulted in the burial or loss of approximately 400 houses as…

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Large-Scale Blackouts 15m In September 2018, the Hokkaido Eastern Iburi Earthquake knocked out power of the entire region, affecting up to…

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Active Faults 15m Earthquakes destroy many buildings and take lives. One cause of earthquakes is an active fault. The impact of…

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Ensuring a Safe Journey in Japan 15m The number of foreign visitors to Japan has been on the rise since the COVID travel restrictions have…

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Droughts 15m Droughts are increasing due to global warming. The latest simulations predict that megadroughts could occur along the Mediterranean…

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Wildfires 15m Wildfires are increasing worldwide and global warming is accelerating the risk. Find out about Japan's unique system for…

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Tokyo Metropolis 15m Tokyo is prone to natural disasters such as earthquakes and flooding. Discover the most advanced disaster prevention technologies…

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Osaka Metropolis 15m Osaka, a city that thrives on rivers, has faced countless flood damage. Find out the latest measures protecting…

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Emergency Food 15m Find out about Japan's emergency food options that meet the needs of various people. Also discover the rolling…

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Tsunami Evacuation 15m In this episode, we look at Japan's efforts to improve tsunami evacuation, from overcoming "normalcy bias" that causes…

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How to Survive an Earthquake 15m Be earthquake-ready! Learn survival tips for quakes and when you're trapped under rubble. You'll want to watch this…

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How to Survive a Flood 15m What does it take to survive a flood? Japan has developed survival skills for floods through experiences such…

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Drone Disaster Management 15m Drones are proving particularly useful in the area of disaster response. Now, Osaka University is developing the world's…

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Send in the Robot Fire Brigade! 15m The world's first robot fire brigade has been developed in Japan. See how these incredible robots equipped with…

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Safety Tips for Hiking in Japan 15m Many mountains in Japan that attract tourists are active volcanoes. Learn safety tips for climbing and the latest…

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Digital Twin 15m In 2021, digital twin technology analyzed a landslide in Atami and prevented further disasters. Find out how it…

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Scientists on a Quest to Control Typhoons 15m Typhoons are expected to intensify in the future, but can they be controlled? Find out about a national…

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Uncovering the Mysteries of Winter Lightning 15m In Japan, extremely powerful lightning known as a superbolt can occur in the Hokuriku region during winter. What…

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Phase Free - Disaster Preparedness in Everyday Life 15m Phase Free is a disaster preparedness concept that does not distinguish between everyday life and emergency situations. We'll…

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For Safe Travel Through Snowy Regions 15m Japan's snow is a big draw for tourists, but snow and ice can also pose dangers to drivers.…

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Japan Self-Defense Forces Disaster Prevention 15m We look at Self-Defense Forces disaster prep, including their response team's special equipment and techniques, and a new…

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Sendai Metropolis 15m In this episode, we'll look at how Sendai has transformed into a disaster-resilient city with its "multiple defenses"…

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Metropolis Tokyo Shibuya 15m Shibuya is one of Japan's most famous tourist spots, but the low-lying city is also at risk of…

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How Tokyo Skytree Deals with Disaster 15m Tokyo Skytree, one of Japan's most famous tourist attractions, is equipped with a variety of countermeasures against disasters.…

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Disaster Preparedness for Companion Animals 15m Over 15,000 pets lost their lives in the 2011 quake. Discover how smart collars and instant shelter units…

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Kyoto 15m The historic city of Kyoto faces threats of landslides and post-earthquake fires. What modern systems defend this ancient…

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Preventing Marine Disasters 15m In summer, accidents near the beach are a constant occurrence. But new technologies using smart devices are helping…

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Large-Scale Logistics Facilities 15m Massive logistics facilities underpin online retail, but their robust warehouse structures, state-of-the-art seismic isolation systems and other features…

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Immersive Disaster Preparedness Training 15m Disaster training is advancing with digital technology. See how AR/VR technology is helping participants gain realistic experience about…

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Disaster Preparedness from Space 15m Explore how Japan uses artificial satellites and surface observation to quickly assess flood and earthquake damage, supporting disaster…

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Nankai Trough Megaquake 15m A Nankai Trough megaquake is expected to cause severe damage. In this episode, we will examine how Japan…

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Protecting Cultural Properties from Disaster 15m From protecting valuable ceramics to reinforcing World Heritage structures, we'll see how the latest disaster preparedness technology is…

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The Evolution of Volcanic Disaster Prediction Technology 15m Japan is one of the most volcanically active nations. Its world-leading research on volcanic disasters has led to…

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Reducing the Danger from Bear Encounters 15m Bear encounters are happening more frequently all over Japan. We'll look at new technologies to reduce the danger…

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Extensive Underground Infrastructure 15m A major Tokyo quake could leave many stranded in Marunouchi, one of Japan's leading business districts. We'll examine…

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Disaster Response Robots 15m Robots are garnering attention for their potential in disaster areas. We'll look at the cutting-edge initiatives aimed at…

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Upgrading Dams for a Changing Climate 15m Climate change is causing heavy rainfalls, emergencies that force dams to release water. This episode looks at dam…