Category Archives: Disaster Preparedness

When Help Can’t Come: What the 1995 Kobe Earthquake Still Teaches Us About Surviving Disaster

In 15 seconds, 6,434 people lost their lives — and the rescuers who saved the most were not professionals. They were neighbors.
6,434 lives lost in the Great Hanshin-Awaji Earthquake80%+ of deaths caused by building collapse and falling furniture1–2% of survivors rescued by professional emergency services

I was in Kyoto that morning

At around 6 a.m. on January 17, 1995, I was just waking up in Kyoto. I remember feeling a faint tremor. I thought it might be a dream. When I walked to the nearby station to check the trains, and then arrived at my office to find no one there, I turned on the television — and saw images I have never been able to forget: elevated expressways on their sides, rows of wooden homes pancaked flat, smoke rising across an entire district of Kobe.

I was working in tourism at the time. That morning changed the direction of my life. I went on to join the National Research Institute for Earth Science and Disaster Prevention in Japan, investigating disasters from Katrina to Ondoy to the 2011 Great East Japan Earthquake. I now research disaster resilience at Chulalongkorn University in Bangkok. And across every disaster I have studied, one truth keeps surfacing: what happens in the first 15 minutes is determined by what people did — or did not do — in the weeks and months before.

Fifteen seconds. 6,434 lives.

At 5:46 a.m. on January 17, 1995, the Nojima Fault ruptured beneath the northern tip of Awaji Island, generating a Japan Meteorological Agency magnitude-7.3 earthquake. The strongest shaking lasted no more than 15 to 20 seconds. But in those seconds, the outcome for most victims was already decided. More than 80 percent of those who died were crushed or suffocated beneath collapsed buildings and toppled furniture — almost all in wooden structures built before Japan’s 1981 earthquake-resistant building code revision. The majority died almost instantly, before any rescue could have reached them. Over 100 fires broke out simultaneously. A 600-meter section of the elevated Hanshin Expressway toppled sideways. Water mains ruptured across the city, leaving fire crews with no water to fight the flames. More than 300,000 people poured into evacuation centers in mid-January cold.

“Kobe did not fail because rescuers were slow. It failed because, when an entire city is struck at once, professional rescue is physically impossible at scale. That was the lesson. It took the world by surprise.”

Who actually saved people?

A post-disaster survey conducted in one Kobe ward asked survivors rescued from collapsed buildings a single question: who helped you get out? The answer was striking. The overwhelming majority were freed by themselves, by family members, or by neighbors — by people who were physically present in the first minutes. Professional rescue services — fire departments, police, the Self-Defense Forces — accounted for only an estimated 1 to 2 percent of rescues in the acute phase.

This is not a criticism of those services. They responded. But roads were blocked, phones were down, and simultaneous structural collapses across an entire metropolitan area created a physical impossibility: no rescue organization, however skilled or well-resourced, can be everywhere at once when an entire city falls. The real rescuers that morning were the neighbors who grabbed bicycle frames and iron pipes to lever beams off pinned family members in the dark.

This single finding — 1 to 2 percent professional rescue — is widely credited as the moment Japan’s disaster policy pivoted permanently toward community-level preparedness. It gave rise to the framework now central to Japan’s DRR thinking: Jijo–Kyojo–Kōjo.

The survival ratio in a city-scale disaster (acute phase)

Self-help (Jijo)  — 70%Mutual (Kyojo)  20%Public 10%

This is not a rigid formula. It is a policy reminder: in the acute phase of a city-scale disaster, survival is predominantly a household and neighborhood question. Public help is essential — but it is slower and finite. Self-help is the foundation that lets you reach the moment when mutual-help and public-help can act.

The Tanaka family: a story rooted in real experience

In my research, I use case-based scenarios to make these dynamics visible. Consider a composite family — based on documented experiences in Kobe’s Nagata Ward — that I will call the Tanaka household. Hiroshi (42), a shoe-factory worker; his wife Keiko (39); their teenage daughter Aoi and young son Ren; and Hiroshi’s mother Sumiko (71), who has limited mobility from arthritis and takes daily blood-pressure medication. They live in a two-story wooden row house built decades before the 1981 code.

When the quake hit, the second floor partially collapsed onto the first. Hiroshi and Keiko were pinned by a fallen wardrobe. Aoi was trapped under a collapsed beam. Sumiko could not move. It took nearly an hour — with neighbors using a bicycle and a length of pipe — to free Sumiko as fire spread through the block. They evacuated barefoot, in nightclothes, in near-freezing air. Sumiko’s medication bottle was buried in the rubble. So were the bank books, the property deed, and the insurance papers.

Every difficulty this family faced was foreseeable. Almost all of it was preventable. That is the defining lesson of Kobe.

What you can do — starting tonight

As a researcher who has walked through disaster zones from New Orleans to the Philippines to Japan’s Tohoku coast, I am often asked what the single most important thing a household can do is. The honest answer is that it is not one thing — but all of the following are straightforward, low-cost, and evidence-backed.

1. Anchor all tall furniture in your bedroom

The number-one killer in Kobe was not the earthquake itself, but falling wardrobes and bookshelves onto sleeping people. An L-bracket costs less than lunch.

2. Place shoes and a flashlight beside your bed

Glass-covered floors in the dark are a serious injury risk after any structural event. Do this tonight before you sleep.

3. Build a 3-to-7-day stockpile of water and food

3 liters of water per person per day, plus food requiring no cooking. In Kobe, water mains in some areas were not fully restored for months.

4. Keep essential medications grab-ready

At least one week of any chronic-disease prescription, children’s inhalers, or blood pressure drugs — in a sealed pouch outside the collapse zone. For Sumiko, this was a near-fatal omission.

5. Digitize your key documents

Photograph your ID, property deed, insurance policies, and bank documents. Store copies in the cloud and with a relative in another city. Lost documents delay every form of recovery assistance.

6. Agree on two meeting points

One just outside the building, one nearby landmark. Assign who is responsible for each vulnerable member. Do not rely on mobile phones — lines fail in disasters.

7. Run a household drill twice a year

A kit you have never practiced with, with expired medication and no agreed plan, is a false comfort. The preparation is the practice.

Mutual-help: the neighbor you know is the neighbor who digs you out

Self-help has limits. Sumiko survived because neighbors came. In modern cities, it is not uncommon to not know the person living next door. But my field research across Japan, Thailand, and the Philippines confirms the same finding repeatedly: communities that recover fastest — and lose the fewest lives in the acute phase — are communities where people already knew each other before the disaster.

You do not need a formal community organization to start. A brief greeting in the elevator. Passing along a neighborhood bulletin with a few words added. Attending one local meeting. These small acts create familiarity — and familiarity, in a disaster, means you are someone a neighbor will think to check on. That is not sentimentality. It is disaster science.

In the months after the 1995 earthquake, over one million volunteers descended on Kobe from across Japan. That outpouring is remembered as the birth of modern volunteer culture in Japan. It was remarkable. But the real mutual-help happened in the first hour — in the hands of people already there, already awake, already digging.

Disasters are social, not just natural

I want to close with something that three decades of research have made impossible for me to ignore. The scale of deaths in Kobe was not determined by the earthquake alone. It was determined by which buildings people were sleeping in, and which neighborhoods they lived in. Homes built before 1981 — concentrated in older, lower-income districts — collapsed at far higher rates than newer structures. The same magnitude of shaking killed far fewer people in neighborhoods with newer construction.

This is the core argument of disaster research as I practice it: the disaster begins before the disaster. Vulnerability — to poverty, to age, to disability, to housing precarity — shapes who is at risk long before any fault line moves. Individual preparedness matters enormously. But so does the society we build together. Ensuring that the most vulnerable households have access to retrofitting subsidies, medication coverage, and document support is not charity. It is evidence-based risk reduction.

At 5:46 a.m. on January 17, 1995, I was in Kyoto and barely noticed the tremor. Most people in Kobe had no warning at all. The question that has driven my research ever since is simple: what, in the days and weeks before that morning, could have changed what happened in those 15 seconds?

The answer — every time — is: quite a lot.

Key takeaway

The Great Hanshin-Awaji Earthquake proved that when a city is struck all at once, professional rescue is overwhelmed within minutes — and the vast majority of survivors are saved by themselves, their families, and their neighbors. Real resilience is built before disaster strikes: anchor your furniture, stockpile for at least three days, protect medications and documents, agree on how to reunite, and practice. Self-help and mutual-help are not substitutes for public assistance — they are what keep you alive until it arrives.

Sources & further reading

Great Hanshin-Awaji Earthquake documentation: Cabinet Office, Japan (https://www.bousai.go.jp/kyoiku/kyokun/hanshin_awaji/)

Disaster Research Notes (Nakasu): disasterresearchnotes.site (https://disasterresearchnotes.site)

Sendai Framework for DRR (2015–2030): UNDRR (https://www.undrr.org/publication/sendai-framework-disaster-risk-reduction-2015-2030)

Note:

This is my personal experience and knowledge. Disaster preparedness depends entirely on your situation. Please use this article for your reference.

Why Your Culture May Determine Whether You Survive a Disaster

When disaster strikes, we tend to focus on the storm, the flood, or the earthquake itself. But after two decades of fieldwork across Southeast Asia and Japan, I keep coming back to something less visible — and just as powerful: the culture, institutions, and social structures of the communities involved shape survival just as much as the disaster itself.

It’s Not Just About the Disaster

Sociologist Benjamin F. McLuckie compared disaster responses across Japan, Italy, and the United States as far back as the 1970s. His key finding: how centralized a government is — how much decision-making power sits with national versus local authorities — significantly shapes what actually happens on the ground when emergencies unfold.

But culture alone does not explain everything. What really drives outcomes is a three-way mix of culture, institutions, and technology. A community that values collective action still needs neighborhood associations, shelters, and early warning systems to turn that value into real protection. Without those structures, values remain just values.

What I Found in the Field

My work on the 2011 Thailand floods — which disrupted global supply chains and devastated communities around industrial parks — brought this home clearly. Social cohesion and local governance structures were just as predictive of recovery as physical flood barriers. Through the Japan-Thailand SATREPS collaboration, my colleagues and I developed community capacity assessments and social vulnerability indices to help local leaders act before the next disaster, not scramble after it.

What struck me most was this: communities with strong internal networks recovered faster, not because they had more resources, but because they already knew how to work together.

The New Orleans Lesson

After Hurricane Katrina in 2005, researchers noticed that Vietnamese-American communities in New Orleans recovered more quickly than many others. The easy explanation was “culture.” But the real answer was more grounded: strong churches functioning as organizing hubs, dense social networks built through shared migration experience, and established community leadership capable of coordinating a return. Culture mattered — but it worked through concrete institutions. That distinction is important.

Why This Matters Now

Climate change is making disasters more frequent and more severe. Yet many governments still treat disaster response as a purely technical problem — better seawalls, faster alert systems. Those matters. But they miss the human layer that makes those tools actually work.

When we recognize that community trust, family networks, and local governance are all part of the disaster equation, we can design better evacuation plans, more effective early warnings, and recovery programs that genuinely reach the people who need them most.

Every disaster holds up a mirror to the society it strikes. What we see reflected — who gets help quickly, who rebuilds together, who gets left behind — is shaped by culture, institutions, and history working in combination. That is not just a scholarly observation. It is, ultimately, a matter of life and death.

Sources:

McLuckie, B.F. (1977). Italy, Japan, and the United States: Effects of Centralization on Disaster Responses. University of Delaware;

Nakasu, T. et al. (2022). International Journal of Disaster Resilience and Built Environment. https://doi.org/10.1108/IJDRBE-10-2020-0107;

Nakasu, T. (2023). Environmental Development and Sustainability. https://doi.org/10.1007/s10668-023-04305-7

【The 2011 Chao Phraya River Floods Case Study Content: Nikkei BizRuptors (website)】

Balancing Continuity and Survival: Lessons for Overseas Manufacturers from Thailand’s 2001 Flood

【Updated : Disaster Links Library launched (website)】

Disaster Link Library

【Disaster Research: Infograph】The 2004 Tsunami in Thailand

This infographic was presented at RIHN in Japan as part of the Prof. Ito project, as part of the Feasibility Study. The infographic website is: https://disasters.weblike.jp/IOT%20v2.html

The presented numbers should be confirmed. Especially, the foreigner’s death toll and the Thai national death toll, with their proportion, are under reinvestigation.

You Tube Short Disaster Event Calendar

【Disaster Research】When Nature Meets Human Error: Lessons from History’s Deadliest Volcanic Mudflow 40 Years Ago

Growing up, many of us were taught that natural disasters are inevitable acts of nature beyond human control. This perspective changed dramatically for me when I started working at a research institute. My senior researcher emphatically told me, “The natural disaster is not natural.” This profound statement transformed my approach to disaster research, helping me understand that human decisions often determine whether natural hazards become catastrophic disasters.

The Forgotten Tragedy of Armero

On November 13, 1985, the Nevado del Ruiz volcano in Colombia erupted after 69 years of dormancy. The eruption triggered massive mudflows (lahars) that rushed down the volcano’s slopes, burying the town of Armero and claiming over 23,000 lives. This catastrophe stands as Colombia’s worst natural hazard-induced disaster and the deadliest lahar ever recorded.

What makes this tragedy particularly heartbreaking is its preventability. Scientists had observed warning signs for months, with seismic activity beginning as early as November 1984. By March 1985, a UN seismologist had observed a 150-meter vapor column erupting from the mountain and concluded that a major eruption was likely.

Despite these warnings, effective action to protect the vulnerable population never materialized. The devastation of Armero wasn’t simply the result of volcanic activity but the culmination of multiple human failures in risk communication, historical memory, and emergency response.

When Warning Systems Fail: Communication Breakdown

The Armero disaster epitomizes what disaster researchers call “cascading failures” in warning systems. Scientists had created hazard maps showing the potential danger to Armero in October 1985, just weeks before the eruption. However, these maps suffered from critical design flaws that rendered them ineffective.

One version lacked a clear legend to interpret the colored zones, making it incomprehensible to the general public. Devastatingly, Armero was placed within a green zone on some maps, which many residents misinterpreted as indicating safety rather than danger. According to reports, many survivors later recounted they had never even heard of the hazard maps before the eruption, despite their publication in several major newspapers.

As a disaster researcher, I’ve seen this pattern repeatedly: scientific knowledge fails to translate into public understanding and action. When I conducted fieldwork in flood-prone regions in Thailand, I discovered a similar disconnect between technical risk assessments and public perception. Effective disaster mitigation requires not just accurate information but information that is accessible and actionable for those at risk.

The Cultural Blindspots of Risk Perception

The tragedy of Armero illustrates how cultural and historical factors shape how communities perceive risk. Despite previous eruptions destroying the town in 1595 and 1845, causing approximately 636 and 1,000 deaths respectively, collective memory of these disasters had seemingly faded as the town was rebuilt in the same location.

In the hours before the disaster, when ash began falling around 3:00 PM, local leaders, including the town priest, reportedly advised people to “stay calm” and remain indoors. Some residents recall a priest encouraging them to “enjoy this beautiful show” of ashfall, suggesting it was harmless. These reassurances from trusted community figures likely discouraged self-evacuation that might have saved lives.

My research in disaster-prone communities has consistently shown that risk perception is heavily influenced by cultural factors, including trust in authority figures and historical experience with hazards. In Japan, for instance, the tsunami markers that indicate historic high-water levels serve as constant physical reminders of past disasters, helping to maintain community awareness across generations.

Systemic Failures and Institutional Response

The Armero tragedy wasn’t just a failure of risk communication or cultural blind spots—it revealed systemic weaknesses in disaster governance. Colombia was grappling with significant political instability due to years of civil war, potentially diverting governmental resources from disaster preparedness. Just a week before the eruption, the government was heavily focused on a guerrilla siege at the Palace of Justice in Bogotá.

Reports suggest there was reluctance on the part of the government to bear the potential economic and political repercussions of ordering an evacuation that might have proven unnecessary. This hesitation proved fatal when communication systems failed on the night of the eruption due to a severe storm, preventing warnings from reaching residents even after the lahars were already descending toward the town.

In my research examining large-scale flood disasters, I’ve found that effective disaster governance requires robust institutions that prioritize public safety over short-term economic or political considerations. My 2021 comparative analysis of major flood events demonstrated that preemptive protective actions consistently save more lives than reactive emergency responses, even when accounting for false alarms.

Learning from Tragedy: The Path Forward

The Armero disaster, while devastating, catalyzed significant advancements in volcano monitoring and disaster risk reduction globally. Colombia established specialized disaster management agencies with greater emphasis on proactive preparedness. The

Colombian Geological Service expanded from limited capacity to a network of 600 stations monitoring 23 active volcanoes.

The contrast with the 1991 eruption of Mount Pinatubo in the Philippines demonstrates the impact of these lessons. There, timely forecasts and effective evacuation procedures saved thousands of lives. The memory of Armero remains a powerful reminder of the consequences of inadequate disaster preparedness.

As I’ve emphasized in my own research on disaster resilience in industrial complex areas, building sustainable communities requires integrating technical knowledge with social systems. My work developing social vulnerability indices demonstrates that effective disaster risk reduction must address both physical hazards and social vulnerabilities.

Remember, disasters may be triggered by natural events, but their impact is determined by human decisions. By learning from tragedies like Armero, we can create more resilient communities prepared to face future challenges.

【Disaster News】Queensland Cyclone Alert: 5 Critical Steps Before Landfall

Imagine 3

Don’t overlook this crucial tip: fill your bathtubs with water before the storm hits. I understand that as a disaster management expert, I’ve seen countless families struggle when water supplies fail – this simple step ensures you can flush toilets and maintain basic hygiene during extended outages.

Today, I gonna talk about the coming cyclone to Queensland, Australia on the individual disaster countermeasures.

A monster cyclone is barreling toward Queensland, threatening 1.8 million homes – but there’s still time to protect yourself and your family!

Cyclone Alfred is set to make landfall by Friday, bringing destructive winds and potential flooding across Queensland. Authorities are urging immediate action: secure loose outdoor items, assemble emergency kits with food, water, and medications, and document your valuables for insurance claims.

Queensland officials are emphasizing preparation over panic. Moving valuables to higher ground and using sandbags can significantly reduce property damage during severe flooding.

Stay tuned to official weather updates and evacuation notices. Remember, proper preparation today could save your life tomorrow. Stay safe, Queensland!

Source: news.com.au

 

【Disaster News】FEMA Cuts before Hurricane Season: What you need to know

DALLE 20250304

Today, I gonna talk about the FEMA cost cuts.

Hurricane season is just 3 months away, but FEMA just lost 200 employees. Should you be worried?

 The Trump administration has made major budget cuts to FEMA and other disaster agencies as part of a government streamlining effort guided by Elon Musk.

These cuts don’t just affect FEMA – they’ve also hit HUD and NOAA, agencies crucial for weather forecasting and housing recovery after disasters.

States like Texas, which depend heavily on federal disaster funds, could face delayed or reduced assistance during emergencies.

Local officials in Houston, still rebuilding from past storms, now question how these changes will impact their disaster preparations.

 Some Republicans argue these cuts eliminate waste, while critics warn they’ll cripple response times when disasters strike – especially with storms becoming more frequent and severe.

If you live in a disaster-prone area, now might be the time to strengthen your personal emergency plans before hurricane season arrives.

News Source: Houston Chronicle

【Disaster Research】Thailand Natural Disaster Risk Assessment: A Comprehensive Analysis (Revised)

Understanding Disaster Risk Profiles in Thailand

As highlighted in the Bangkok Post article, “More must be done to fight climate change“, Thailand faces significant challenges from various natural disasters. This analysis presents a national risk assessment mapping to help identify priority areas for disaster management.

Historical Disaster Impact Analysis

Table 1  Disaster data in Thailand

em-dat_thailand
The EM-DAT database analysis covers disasters from 1900 to 2014. Notably, the most severe impacts—measuring deaths, affected populations, and economic damage—have occurred primarily since the 1970s. Two catastrophic events stand out in Thailand’s disaster history:

These events have dramatically shaped Thailand’s approach to disaster risk management.

Risk Assessment Mapping Framework

riskmapping_thailand
Figure 1 National Risk Assessment Mapping in Thailand

The above visualization presents Thailand’s risk assessment map created using EM-DAT data spanning 1900-2014. This frequency-impact analysis by damage type offers a straightforward yet comprehensive overview of Thailand’s disaster risk landscape.

Risk Evaluation Matrices

To properly contextualize these risks, we employ two complementary evaluation matrices:

riskoption1
Figure 2 Risk matrix options (1)

riskoption2
Figure 3 Risk matrix options (2)

Key Findings and Priorities

The risk assessment mapping (Figure 1) clearly identifies flooding as Thailand’s most critical disaster risk requiring immediate attention and resources. According to the evaluation matrices shown in Figures 2 and 3, flood events necessitate:

  • Extensive management systems
  • Comprehensive monitoring networks
  • Immediate action planning and implementation

This preliminary analysis serves as a foundation for more detailed research. A report for the conference (Conference: 13th International Conference on Thai Studies) has published a more comprehensive examination of these findings.

Additional Resources

For more information on disaster risk reduction in Southeast Asia, visit the natural hazards research journal (open access) .