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thumbnail of [ Tokyo Flood Control Measures: The 13 km Underground Tunnel Protecting the City from Urban Flooding ]

Case Studies

Tokyo Flood Control Measures: The 13 km Underground Tunnel Protecting the City from Urban Flooding

March 31, 2025

Tokyo Metropolitan Government
Contact Site Policy Web Accessibility (jp)
SusHi Tech Tokyo SusHi Tech Tokyo
International Affairs Division, Office of the Governor for Policy Planning, Tokyo Metropolitan Government
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