{"id":281,"date":"2025-12-09T12:57:15","date_gmt":"2025-12-09T03:57:15","guid":{"rendered":"https:\/\/e-defense.bosai.go.jp\/en\/?page_id=281"},"modified":"2026-04-07T16:06:35","modified_gmt":"2026-04-07T07:06:35","slug":"research_pj","status":"publish","type":"page","link":"https:\/\/e-defense.bosai.go.jp\/en\/research_pj\/","title":{"rendered":"Ongoing Research PJ"},"content":{"rendered":"<main>\r\n    <section class=\"second research project\">\r\n      <div class=\"bg\">\r\n        <h2>Ongoing Research PJ<\/h2>\r\n      <\/div>\r\n      <div class=\"breadcrumb\">\r\n        <ul>\r\n          <li><a href=\"\/en\/\">Home<\/a><\/li>\r\n          <li class=\"current\">Ongoing Research PJ<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n      <div class=\"inner\">\r\n          <h3>R&amp;D for Enhancing Resistance in regional areas<\/h3>\r\n          <p>Research at E-Defense aimed at assessing and advancing technologies for evaluating future and potential risks from major earthquakes and subsequent events, with the goal of supporting and enhancing the resilience and continuity of socio-economic activities.<\/p>\r\n          <section class=\"project\">\r\n            <div class=\"project_box\">\r\n              <div class=\"box yellow\">\r\n                <div class=\"txt\">\r\n                  <h5>Temporal evolution\u3000<strong>Multiple events<\/strong><\/h5>\r\n                  <h4>Clarifying the response variations of ground and structure<\/h4>\r\n                  <p class=\"ttl\">Research and development on damage processes from ground failures and assessment technologies<\/p>\r\n                  <p>Focusing on heterogeneous ground similar to real sites, this research investigates the recovery and damage mechanisms of unexplored liquefaction phenomena during consecutive major earthquakes, and develops methods for assessing damage and risks.<\/p>\r\n                <\/div>\r\n                <figure><img decoding=\"async\" src=\"https:\/\/e-defense.bosai.go.jp\/en\/wp-content\/themes\/e-defense\/assets\/img\/project_02_01en.jpg\" alt=\"Clarifying the response variations of ground and structure\"\/><\/figure>\r\n              <\/div>\r\n              <div class=\"box green\">\r\n                <div class=\"txt\">\r\n                  <h5>Spatial extent\u3000<strong>Multiple structures<\/strong><\/h5>\r\n                  <h4>Understanding state changes and damage<\/h4>\r\n                  <p class=\"ttl\">Research and development on multi-monitoring technologies for indoor to urban function disaster<\/p>\r\n                  <p>This research focuses on developing methods for rapid damage assessment using image, acoustic, and other data, evaluating the severity of damage, and supporting decision-making for continued use, with corresponding mitigation technologies, aiming for applications from indoor environments to regional areas.<br>\r\n                    <span class=\"link\">HP\uff1a<a href=\"https:\/\/indoorPJ.e-defense.bosai.go.jp\" target=\"_blank\">https:\/\/indoorPJ.e-defense.bosai.go.jp<\/a><\/span><\/p>\r\n                <\/div>\r\n                <figure><img decoding=\"async\" src=\"https:\/\/e-defense.bosai.go.jp\/en\/wp-content\/uploads\/2026\/04\/project_02_022.png\" alt=\"Understanding state changes and damage\"\/><\/figure>\r\n              <\/div>\r\n              <div class=\"box red\">\r\n                <div class=\"txt\">\r\n                  <h5>Expansion of virtual space\u3000<strong>Digital twin<\/strong><\/h5>\r\n                  <h4>Full-scale expansion into cities<\/h4>\r\n                  <p class=\"ttl\">Research and development of a numerical analysis platform at the regional level based on a numerical shaking table<\/p>\r\n                  <p>This research aims to establish an regional level analysis platform based on a numerical shaking table, capable of producing damage estimations and risk predictions with a scientifically grounded and reasonably balanced level of accuracy.<br>\r\n                    <span class=\"link\">HP\uff1a<a href=\"https:\/\/e-simulator.bosai.go.jp\/\" target=\"_blank\">https:\/\/e-simulator.bosai.go.jp\/<\/a><\/span><\/p>\r\n                <\/div>\r\n                <figure><img decoding=\"async\" src=\"https:\/\/e-defense.bosai.go.jp\/en\/wp-content\/themes\/e-defense\/assets\/img\/project_02_03_A-3en.jpg\" alt=\"Full-scale expansion into cities\"\/><\/figure>\r\n              <\/div>\r\n              <div class=\"box blue\">\r\n                <div class=\"txt\">\r\n                  <h5>Toward practical application of technologies\u3000<strong>Advanced technologies<\/strong><\/h5>\r\n                  <h4>Detection of changes in structural dynamic characteristics<\/h4>\r\n                  <p class=\"ttl\">Research and development on damage assessment technologies for structures (Large-Span Buildings, Steel Buildings)<\/p>\r\n                  <p>Aiming to establish optimal sensing technologies that contribute to understanding the damage status of urban structures, this research installs sensors such as accelerometers on buildings and their components to capture and analyze vibration data from frequent small- to medium-scale earthquakes. Through this process, we develop and demonstrate technologies for evaluating structural dynamic characteristics and assessing structural damage.<\/p>\r\n                <\/div>\r\n                <figure><img decoding=\"async\" src=\"https:\/\/e-defense.bosai.go.jp\/en\/wp-content\/themes\/e-defense\/assets\/img\/project_02_04.png\" alt=\"Detection of changes in structural dynamic characteristics\"\/><\/figure>\r\n              <\/div>\r\n            <\/div>\r\n          <\/section>\r\n        <\/div>\r\n    <\/section>\r\n  <\/main>","protected":false},"excerpt":{"rendered":"Ongoing Research PJ Home Ongoing Research PJ R&amp;D for Enhancing Resistance in regional areas Research at E-\u2026","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-281","page","type-page","status-publish","hentry"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/pages\/281","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/comments?post=281"}],"version-history":[{"count":3,"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/pages\/281\/revisions"}],"predecessor-version":[{"id":641,"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/pages\/281\/revisions\/641"}],"wp:attachment":[{"href":"https:\/\/e-defense.bosai.go.jp\/en\/wp-json\/wp\/v2\/media?parent=281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}