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BOSAI: Science that Can Save Your Life
BOSAI: Science that Can Save Your Life
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BOSAI: Science that Can Save Your Life
2020 1 Season EN
Documentary
Japan has a long history of natural disasters. BOSAI explores how to overcome them and save lives with the power of science.
Servers
Season 1
Season 1
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Tsunami
Ep 1 2020-05-01
Tsunami
Japan has a long history of natural disasters. BOSAI explores how to overcome them and …
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Urban Flooding
Ep 2 2020-09-05
Urban Flooding
Japan's cities are often located in low-lying areas along rivers and are paved with concrete …
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Urban Windstorms
Ep 3 2021-01-11
Urban Windstorms
Typhoon Jebi, which struck Osaka Prefecture in 2018, is said to be the first typhoon …
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Long-period Ground Motion and A New Threat
Ep 4 2021-01-31
Long-period Ground Motion and A New Threat
In the 2011 Great East Japan Earthquake, high-rise buildings in Tokyo's Shinjuku district, some 400 …
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Localized Torrential Rain
Ep 5 2021-06-19
Localized Torrential Rain
Localized torrential rain is occurring with greater frequency in Japan. Flash floods from the heavy …
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Debris Flows
Ep 6 2021-07-10
Debris Flows
An increase in heavy rainfall in recent years has made debris flows a frequent problem …
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Mt. Fuji's Threat to Tokyo
Ep 7 2021-07-17
Mt. Fuji's Threat to Tokyo
Mt. Fuji has been an object of faith for many Japanese. On the other hand, …
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Heatstroke
Ep 8 2021-08-28
Heatstroke
In Japan, the temperature is continuing to rise due to the effects of global warming …
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Home Flooding
Ep 9 2021-11-06
Home Flooding
The 2018 torrential rains in western Japan killed 51 people in the Kurashiki City town …
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Tornadoes
Ep 10 2021-11-13
Tornadoes
Japan experiences an average of 23 tornadoes per year. They often cause serious damage when …
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Post-earthquake Fire
Ep 11 2021-12-04
Post-earthquake Fire
In 1995, the Great Hanshin-Awaji Earthquake struck Japan's Hyogo Prefecture early in the morning. Immediately …
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Avalanches
Ep 12 2022-01-15
Avalanches
Avalanches occur suddenly, damaging houses and injuring people. Many of the avalanches that occurred in …
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Lightning
Ep 13 2022-02-05
Lightning
As a natural threat that can suddenly occur any time of the year at nearly …
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Soil Liquefaction
Ep 14 2022-02-12
Soil Liquefaction
The Great East Japan Earthquake of 2011 caused unprecedented damage. Even areas 300 kilometers away …
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PM2.5
Ep 15 2022-03-05
PM2.5
PM2.5 are extremely small particles. The WHO estimates that every year PM2.5 is responsible for …
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Tsunami Prediction
Ep 16 2022-03-12
Tsunami Prediction
The Great East Japan Earthquake and the massive tsunami that followed caused unprecedented damage along …
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Human Stampede
Ep 17 2022-05-21
Human Stampede
What is a human stampede? It is a disaster in which people are so crowded …
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Disaster Response Robots
Ep 18 2022-06-04
Disaster Response Robots
The Great East Japan Earthquake in 2011 and its resulting tsunami caused the accident at …
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Phreatic Eruptions
Ep 19 2022-08-06
Phreatic Eruptions
Mt. Ontake is located on the border of Nagano and Gifu prefectures. Standing 3,067 meters …
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Linear Rainbands
Ep 20 2022-08-13
Linear Rainbands
Linear rainbands. Once they occur, the area is hit with heavy downpour for an extended …
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Road Cave-ins
Ep 21 2022-10-01
Road Cave-ins
In November 2021, the surface of a road in Mikasa, Hokkaido Prefecture suddenly caved in. …
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Solar Flares
Ep 22 2022-10-22
Solar Flares
In February 2022, an American space exploration company simultaneously launched 49 satellites. Yet not long …
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Typhoon Forecasting
Ep 23 2022-12-03
Typhoon Forecasting
More than 10 typhoons hit the Japanese archipelago in an average year. Their strong winds …
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Storm Surges
Ep 24 2022-12-24
Storm Surges
When a typhoon or similar storm approaches, air pressure drops and the sea surface is …
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Heavy Snow
Ep 25 2023-02-11
Heavy Snow
In recent years, heavy snow has been falling frequently in Japan. While the overall amount …
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Landslides
Ep 26 2023-02-18
Landslides
In April 2018, a landslide occurred on a hill behind houses in Nakatsu City, Oita …
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Quake-resistant Skyscrapers
Ep 27 2023-03-11
Quake-resistant Skyscrapers
On March 11, 2011, a huge earthquake occurred off Japan's Tohoku coast. Skyscrapers 400 kilometers …
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Tsunami Observation
Ep 28 2023-03-18
Tsunami Observation
One of the most important things to do to save lives from a major tsunami …
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River Flooding
Ep 29 2023-03-25
River Flooding
River flooding happens when heavy rain causes river levels to rise and overflow with large …
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Fire Tornadoes
Ep 30 2023-06-24
Fire Tornadoes
The Great Kanto Earthquake of 1923 was one of the worst disasters in Japanese history. …
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Lava Flows
Ep 31 2023-07-29
Lava Flows
The 1983 eruption of Tokyo's Miyake Island resulted in the burial or loss of approximately …
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Large-Scale Blackouts
Ep 32 2023-08-26
Large-Scale Blackouts
In September 2018, the Hokkaido Eastern Iburi Earthquake knocked out power of the entire region, …
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Active Faults
Ep 33 2023-09-30
Active Faults
Earthquakes destroy many buildings and take lives. One cause of earthquakes is an active fault. …
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Ensuring a Safe Journey in Japan
Ep 34 2023-10-28
Ensuring a Safe Journey in Japan
The number of foreign visitors to Japan has been on the rise since the COVID …
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Droughts
Ep 35 2023-11-18
Droughts
Droughts are increasing due to global warming. The latest simulations predict that megadroughts could occur …
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Wildfires
Ep 36 2023-12-23
Wildfires
Wildfires are increasing worldwide and global warming is accelerating the risk. Find out about Japan's …
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Tokyo Metropolis
Ep 37 2024-01-13
Tokyo Metropolis
Tokyo is prone to natural disasters such as earthquakes and flooding. Discover the most advanced …
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Osaka Metropolis
Ep 38 2024-01-20
Osaka Metropolis
Osaka, a city that thrives on rivers, has faced countless flood damage. Find out the …
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Emergency Food
Ep 39 2024-03-02
Emergency Food
Find out about Japan's emergency food options that meet the needs of various people. Also …
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Tsunami Evacuation
Ep 40 2024-03-16
Tsunami Evacuation
In this episode, we look at Japan's efforts to improve tsunami evacuation, from overcoming "normalcy …
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How to Survive an Earthquake
Ep 41 2024-04-20
How to Survive an Earthquake
Be earthquake-ready! Learn survival tips for quakes and when you're trapped under rubble. You'll want …
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How to Survive a Flood
Ep 42 2024-05-18
How to Survive a Flood
What does it take to survive a flood? Japan has developed survival skills for floods …
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Drone Disaster Management
Ep 43 2024-06-08
Drone Disaster Management
Drones are proving particularly useful in the area of disaster response. Now, Osaka University is …
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Send in the Robot Fire Brigade!
Ep 44 2024-07-13
Send in the Robot Fire Brigade!
The world's first robot fire brigade has been developed in Japan. See how these incredible …
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Safety Tips for Hiking in Japan
Ep 45 2024-09-14
Safety Tips for Hiking in Japan
Many mountains in Japan that attract tourists are active volcanoes. Learn safety tips for climbing …
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Digital Twin
Ep 46 2024-09-28
Digital Twin
In 2021, digital twin technology analyzed a landslide in Atami and prevented further disasters. Find …
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Scientists on a Quest to Control Typhoons
Ep 47 2024-11-02
Scientists on a Quest to Control Typhoons
Typhoons are expected to intensify in the future, but can they be controlled? Find out …
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Uncovering the Mysteries of Winter Lightning
Ep 48 2024-12-28
Uncovering the Mysteries of Winter Lightning
In Japan, extremely powerful lightning known as a superbolt can occur in the Hokuriku region …
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Phase Free - Disaster Preparedness in Everyday Life
Ep 49 2025-01-25
Phase Free - Disaster Preparedness in Everyday Life
Phase Free is a disaster preparedness concept that does not distinguish between everyday life and …
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For Safe Travel Through Snowy Regions
Ep 50 2025-02-22
For Safe Travel Through Snowy Regions
Japan's snow is a big draw for tourists, but snow and ice can also pose …
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Japan Self-Defense Forces Disaster Prevention
Ep 51 2025-03-15
Japan Self-Defense Forces Disaster Prevention
We look at Self-Defense Forces disaster prep, including their response team's special equipment and techniques, …
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Sendai Metropolis
Ep 52 2025-03-29
Sendai Metropolis
In this episode, we'll look at how Sendai has transformed into a disaster-resilient city with …
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Metropolis Tokyo Shibuya
Ep 53 2025-04-26
Metropolis Tokyo Shibuya
Shibuya is one of Japan's most famous tourist spots, but the low-lying city is also …
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How Tokyo Skytree Deals with Disaster
Ep 54 2025-06-21
How Tokyo Skytree Deals with Disaster
Tokyo Skytree, one of Japan's most famous tourist attractions, is equipped with a variety of …
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Disaster Preparedness for Companion Animals
Ep 55 2025-07-26
Disaster Preparedness for Companion Animals
Over 15,000 pets lost their lives in the 2011 quake. Discover how smart collars and …
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Kyoto
Ep 56 2025-08-23
Kyoto
The historic city of Kyoto faces threats of landslides and post-earthquake fires. What modern systems …
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Preventing Marine Disasters
Ep 57 2025-08-30
Preventing Marine Disasters
In summer, accidents near the beach are a constant occurrence. But new technologies using smart …
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Large-Scale Logistics Facilities
Ep 58 2025-11-22
Large-Scale Logistics Facilities
Massive logistics facilities underpin online retail, but their robust warehouse structures, state-of-the-art seismic isolation systems …
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Immersive Disaster Preparedness Training
Ep 59 2025-12-20
Immersive Disaster Preparedness Training
Disaster training is advancing with digital technology. See how AR/VR technology is helping participants gain …
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Disaster Preparedness from Space
Ep 60 2026-01-03
Disaster Preparedness from Space
Explore how Japan uses artificial satellites and surface observation to quickly assess flood and earthquake …
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Nankai Trough Megaquake
Ep 61 2026-01-24
Nankai Trough Megaquake
A Nankai Trough megaquake is expected to cause severe damage. In this episode, we will …
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Protecting Cultural Properties from Disaster
Ep 62 2026-02-07
Protecting Cultural Properties from Disaster
From protecting valuable ceramics to reinforcing World Heritage structures, we'll see how the latest disaster …
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The Evolution of Volcanic Disaster Prediction Technology
Ep 63 2026-02-14
The Evolution of Volcanic Disaster Prediction Technology
Japan is one of the most volcanically active nations. Its world-leading research on volcanic disasters …
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Reducing the Danger from Bear Encounters
Ep 64 2026-02-21
Reducing the Danger from Bear Encounters
Bear encounters are happening more frequently all over Japan. We'll look at new technologies to …
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Extensive Underground Infrastructure
Ep 65 2026-04-25
Extensive Underground Infrastructure
A major Tokyo quake could leave many stranded in Marunouchi, one of Japan's leading business …
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Disaster Response Robots
Ep 66 2026-06-20
Disaster Response Robots
Robots are garnering attention for their potential in disaster areas. We'll look at the cutting-edge …
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Upgrading Dams for a Changing Climate
Ep 67 2026-07-18
Upgrading Dams for a Changing Climate
Climate change is causing heavy rainfalls, emergencies that force dams to release water. This episode …
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First Air Date
2020-05-01
Last Air Date
2026-02-21
Status
Returning Series
Language
EN
Seasons
1
Total Episodes
64
Episode Runtime
15 min
Network
NHK WORLD-JAPAN
Studio
NHK, NHK Educational
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