Published on Sustainable Cities

Hiroshima: Lessons learned from post-war urban development

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Hiroshima Electric Railway tram Hiroshima Electric Railway tram

Hiroshima, a name synonymous with unimaginable destruction and human suffering, has become a symbol of hope and rebirth. Today, the city stands as an inspiring testament to resilience, adaptation, and the power of community-driven reconstruction. With its commitment to sustainable urban solutions and civic engagement, Hiroshima has transformed from a war-torn ruin into a vibrant regional economic hub in western Japan, home to 1.2 million people.

The World Bank's Tokyo Development Learning Center (TDLC) recognized Hiroshima's extraordinary journey by hosting a symposium to promote learning and dialogue, "Housing and Urban Recovery: Knowledge Exchange in Japan on Urban Crises." The event brought together delegates from Eastern Europe, Central Asia, and representatives from the World Bank to discuss urban recovery strategies and share their experiences.

Today, standing at the center of Hiroshima, it is difficult to imagine that the city was nothing but ashes 75 years ago. Remembrance and peace education are at the core of Hiroshima’s identity, both physically and spiritually. The Hiroshima Peace Memorial Park, featuring the symbolic Atomic Bomb Dome and a museum on the history of bombing, embodies the city's commitment to remembrance and peace education. Once a densely populated residential area, the park now serves as a sanctuary for healing and unity, welcoming both local citizens and visitors from around the world. A memorial ceremony, held annually for over 70 years, pays tribute to the victims and reiterates the pledge for a peaceful future, as engraved on the cenotaph at the park memorial: “Please rest in peace, for the error will not be repeated.”

The memorial park is not just a space for learning but integrates nature into its landscape to provide relaxation. Leveraging the many rivers that run through the city, Hiroshima has implemented riverfront development interventions for flood control and landscape improvements. Post-war urban development efforts included flood mitigation measures and the transformation of riverbed areas into public spaces to minimize flood damage. To stimulate tourism and economic growth, the city turned central riverfront areas into footpaths lined with waterfront cafés.

Hiroshima also provides a successful example of urban regeneration, striking a balance between development and community needs.  Land readjustment served as a key tool for site infrastructure, housing, and public space allocation in post-war reconstruction.

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Hiroshima, Japan

Central to the process of post-war urban development were the strategies for providing affordable housing.  In the process of medium-term development, the local government revised the land usage plan to address housing challenges, turning a planned park site into a residential area.

Informal settlements emerged in riverbed areas due to persistent housing shortages, but starting in the 1960s, the local government provided public housing apartments to address sub-optimal living conditions. Through a mix of incentives, flexible move-in criteria, and potential penalties, nearly 70% of informal dwellers relocated to affordable housing. The former settlement area has since been repurposed into a public space lined with trails and trees.

Hiroshima’s post-war planning was a combination of a pre-war vision to improve safety and the emerging needs of further urban development, which highlighted green spaces, safety, and social cohesion.  Post-war reconstruction also presented an opportunity to execute pre-war plans to reduce overcrowding, widen roads, increase green spaces, and control floods. Notable improvements included more riverside footpaths to create walkable neighborhoods. As the city's resurgence exceeded expectations and attracted new residents, the city further implemented considerations for inclusivity and accessibility. New comprehensive transportation plans were devised in the 1970s and 1980s to improve accessibility between the city center and emerging suburban areas.

Hiroshima's lessons are invaluable for cities grappling with multiple crises.  Its long-term urban development highlights the importance of a comprehensive approach to urban reconstruction that envisions an ideal city and sequentially implements elements as resources become available. The city also encourages community involvement and participatory planning to ensure safety and social cohesion. In recent years, neighborhoods affected by heavy rain and landslides have established town development councils to enhance resilience and community revitalization.

Hiroshima's experience of rebuilding after war and disasters offers a crucial lesson for urban contexts worldwide: reconstruction goes beyond steel and concrete, focusing on the community and its people. The lessons of Hiroshima's past resonated with TDLC knowledge exchange participants, providing practical insights on how cities can respond to extreme adversity.

Through its steadfast commitment to sustainable urban solutions, community involvement, and learning from past mistakes, Hiroshima has transformed from a symbol of destruction to a beacon of hope, resilience, and progress. The city's story serves as a powerful reminder that even in the face of overwhelming adversity, it is possible for communities to rise again, stronger and more united than before.

 

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Authors

Chris Pablo

Senior Urban Development Specialist, West Bank and Gaza 

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