日本大坝安全管理（英）2025

About the Global Department for Water The World Bank Group’s Global Department for Water brings together financing,knowledge, and implementation in one platform. By combining the Bank’s globalknowledge with country investments, this model generates more firepower fortransformational solutions to help countries grow sustainably. Please visit us atwww.worldbank.org/wateror follow us on:@WorldBankWater. About GWSP This publication received the support of the Global Water Security & SanitationPartnership (GWSP). GWSP is a multidonor trust fund administered by the WorldBank’s Global Department for Water and supported by Australia’s Department ofForeign Affairs and Trade; Austria’s Federal Ministry of Finance; Denmark’s Ministryof Foreign Affairs; the Netherlands’ Ministry of Foreign Affairs, the Gates Foundation;Spain’s Ministry of Economic Affairs and Digital Transformation; the SwedishInternational Development Cooperation Agency, Switzerland’s State Secretariat forEconomic Affairs; the Swiss Agency for Development and Cooperation; and the UnitedKingdom Foreign, Commonwealth and Development Office. Please visit us atwww.worldbank.org/gwspor follow us on:@TheGwsp About World Bank Tokyo DRM Hub The World Bank Tokyo Disaster Risk Management (DRM) Hub supports developingcountries to mainstream DRM in national development planning and investmentprograms. As part of the Global Facility for Disaster Reduction and Recovery, theDRM Hub provides technical assistance grants and connects Japanese and globalDRM expertise and solutions with World Bank teams and government officials.The DRM Hub was established in 2014 through the Japan-World Bank Programfor Mainstreaming DRM in Developing Countries—a partnership between Japan’sMinistry of Finance and the World Bank. Please visit us athttps://www.worldbank.org/en/programs/tokyo-drm-hub. About GFDRR The Global Facility for Disaster Reduction and Recovery (GFDRR) is a globalpartnership that helps developing countries better understand and reduce theirvulnerabilities to natural hazards and adapt to climate change. Working with over 400local, national, regional, and international partners, GFDRR provides grant financing,technical assistance, training, and knowledge sharing activities to mainstream disasterand climate risk management in policies and strategies. Managed by the World Bank,GFDRR is supported by 36 countries and 10 international organizations. Please visit us athttps://www.gfdrr.org/en. Dam Safety Managementin Japan © 2025 International Bank for Reconstruction and Development/The World Bank1818 H Street NW, Washington, DC 20433Telephone: 202-473-1000; Internet:www.worldbank.org Disclaimer This work is a product of the staff of The World Bank with external contributions. The findings, interpretations, andconclusions expressed in this work do not necessarily reflect the views of The World Bank, its Board of Executive Directors,or the governments they represent. The World Bank does not guarantee the accuracy, completeness, or currency of the data included in this work and does notassume responsibility for any errors, omissions, or discrepancies in the information, or liability with respect to the use of orfailure to use the information, methods, processes, or conclusions set forth. The boundaries, colors, denominations, links/footnotes and other information shown in this work do not imply any judgment on the part of The World Bank concerningthe legal status of any territory or the endorsement or acceptance of such boundaries. The citation of works authored byothers does not mean The World Bank endorses the views expressed by those authors or the content of their works. Nothing herein shall constitute or be construed or considered to be a limitation upon or waiver of the privileges andimmunities of The World Bank, all of which are specifically reserved. The report reflects information available up toNovember 2024. Rights and Permissions The material in this work is subject to copyright. Because The World Bank encourages dissemination of its knowledge, thiswork may be reproduced, in whole or in part, for non-commercial purposes as long as full attribution to this work is given. Any queries on rights and licenses, including subsidiary rights, should be addressed to World Bank Publications, The WorldBank Group, 1818 H Street NW, Washington, DC 20433, USA; e-mail:pubrights@worldbank.org. Citation Please cite the report as follows: World Bank. 2025. “Dam Safety Management in Japan.” World Bank, Washington, DC. Cover photo:Kawamata Dam. © Japan Ministry of Land, Infrastructure, Transport and Tourism. Reproduced with permissionfrom MLIT. Further permission required for reuse. Cover design:Bill Pragluski, Critical Stages, LLC. Contents Abbreviations..................................................................................................................................................ix Chapter 1introduction.......................................