{"id":1542,"date":"2026-04-06T14:45:19","date_gmt":"2026-04-06T05:45:19","guid":{"rendered":"https:\/\/www.zeb.co.jp\/?page_id=1542"},"modified":"2026-04-06T15:17:10","modified_gmt":"2026-04-06T06:17:10","slug":"zeb-analysis","status":"publish","type":"page","link":"https:\/\/www.zeb.co.jp\/?page_id=1542","title":{"rendered":"ZEB Analysis"},"content":{"rendered":"        <div id=\"zeb-dashboard-app\" class=\"zeb-dashboard-app\"\n             data-url=\"https:\/\/www.zeb.co.jp\/wp-admin\/admin-ajax.php?action=zeb_get_chart_data\"\n             data-title=\"ZEB Dashboard\"\n             data-intro=\"\u4ef6\u6570\u30fb\u5ef6\u5e8a\u9762\u7a4d\u30fb\u7528\u9014\u30fb\u90fd\u9053\u5e9c\u770c\u30fbBEI\u306e\u50be\u5411\u3092\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\"\n             data-lang=\"en\">\n            <div class=\"zeb-loading\">Loading data...<\/div>\n        <\/div>\n        \n\n\n<div class=\"zeb-docs-wrap\"><style>\n.zeb-docs{font-family:-apple-system,BlinkMacSystemFont,sans-serif;color:#1e293b;line-height:1.8;max-width:960px;margin:0 auto}\n.zeb-docs h1{font-size:24px;border-bottom:3px solid #0891b2;padding-bottom:10px;margin:32px 0 16px;color:#0e7490}\n.zeb-docs h2{font-size:20px;border-left:4px solid #0891b2;padding-left:12px;margin:28px 0 12px;color:#0e7490}\n.zeb-docs h3{font-size:16px;margin:20px 0 8px;color:#164e63}\n.zeb-docs table{width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:14px}\n.zeb-docs th{background:#ecfeff;border:1px solid #bae6fd;padding:8px 12px;text-align:left;font-weight:600;color:#0e7490}\n.zeb-docs td{border:1px solid #e2e8f0;padding:8px 12px}\n.zeb-docs tr:nth-child(even) td{background:#f8fafc}\n.zeb-docs ul,.zeb-docs ol{margin:8px 0 16px;padding-left:24px}\n.zeb-docs li{margin-bottom:4px}\n.zeb-docs p{margin:6px 0}\n.zeb-docs .formula{background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px;padding:10px 16px;margin:8px 0;font-family:monospace;font-size:14px;color:#0c4a6e}\n.zeb-docs .note{background:#fef3c7;border-left:4px solid #f59e0b;padding:10px 16px;margin:12px 0;border-radius:0 8px 8px 0;font-size:13px;color:#92400e}\n.zeb-docs .warn{background:#fee2e2;border-left:4px solid #ef4444;padding:10px 16px;margin:12px 0;border-radius:0 8px 8px 0;font-size:13px;color:#991b1b}\n.zeb-docs hr{border:none;border-top:1px solid #e2e8f0;margin:24px 0}\n<\/style>\n\n<div class=\"zeb-docs\">\n\n<h1>ZEB Dashboard \u2014 Chart Calculation Guide<\/h1>\n\n<h2>Data Sources<\/h2>\n<table>\n<tr><th>Sheet<\/th><th>Purpose<\/th><th>Description<\/th><\/tr>\n<tr><td>\u5168\u4f53 (All)<\/td><td>Main ZEB statistics<\/td><td>All ZEB-certified buildings from FY2014 onward<\/td><\/tr>\n<tr><td>20160401\u5f8c<\/td><td>Individual BEI analysis<\/td><td>Post-April 2016 data with individual BEI values (BEI\/AC, etc.)<\/td><\/tr>\n<tr><td>\u65b0\u898f\u7740\u5de5\u68df\u6570<\/td><td>Denominator (new starts ratio)<\/td><td>MLIT Construction Starts Statistics: number of buildings by prefecture &times; FY<\/td><\/tr>\n<tr><td>\u65b0\u898f\u7740\u5de5\u5ef6\u5e8a\u9762\u7a4d<\/td><td>Denominator (new starts ratio)<\/td><td>Same as above, floor area basis<\/td><\/tr>\n<tr><td>\u30b9\u30c8\u30c3\u30af\u68df\u6570<\/td><td>Denominator (stock ratio)<\/td><td>Estimated by ZEB Inc. Number of buildings by prefecture &times; FY<\/td><\/tr>\n<tr><td>\u30b9\u30c8\u30c3\u30af\u5ef6\u5e8a\u9762\u7a4d<\/td><td>Denominator (stock ratio)<\/td><td>Estimated by ZEB Inc. Floor area by prefecture &times; FY<\/td><\/tr>\n<\/table>\n\n<h2>Filters<\/h2>\n<table>\n<tr><th>Filter<\/th><th>Description<\/th><\/tr>\n<tr><td>FY (Start)<\/td><td>Lower bound for fiscal year<\/td><\/tr>\n<tr><td>FY (End)<\/td><td>Upper bound for fiscal year<\/td><\/tr>\n<tr><td>ZEB Type<\/td><td>\u300eZEB\u300f\/ Nearly ZEB \/ ZEB Ready \/ ZEB Oriented<\/td><\/tr>\n<tr><td>New \/ Existing<\/td><td>New construction or existing building renovation<\/td><\/tr>\n<tr><td>Usage<\/td><td>Building usage type (Office, Factory, School, etc.)<\/td><\/tr>\n<tr><td>Prefecture<\/td><td>Building location<\/td><\/tr>\n<\/table>\n\n<div class=\"note\">Fiscal year determination: Evaluation dates from April onward = that year's FY; before April = previous FY.<\/div>\n\n<hr>\n\n<h2>Chart Calculation Methods<\/h2>\n\n<h3>1\u20132. ZEB Count \/ Floor Area by Fiscal Year<\/h3>\n<ul>\n<li><strong>Data<\/strong>: Main sheet, all filters applied<\/li>\n<li><strong>Calculation<\/strong>: Count (or sum floor area) per FY per ZEB type<\/li>\n<li><strong>Display<\/strong>: Stacked bar chart by ZEB type (single-year values)<\/li>\n<\/ul>\n\n<h3>3\u20134. Cumulative ZEB Count \/ Floor Area by Type<\/h3>\n<ul>\n<li><strong>Calculation<\/strong>: Running total from the first FY to each FY, per ZEB type<\/li>\n<li><strong>Display<\/strong>: Stacked bar chart (cumulative values)<\/li>\n<\/ul>\n\n<h3>5\u20136. ZEB Count \/ Floor Area by Building Usage<\/h3>\n<ul>\n<li><strong>X-axis<\/strong>: Building usage types<\/li>\n<li><strong>Calculation<\/strong>: Count (or sum area) per usage type per ZEB type, within filtered period<\/li>\n<\/ul>\n\n<h3>7\u20138. ZEB Count \/ Floor Area: New vs Existing<\/h3>\n<ul>\n<li><strong>X-axis<\/strong>: New \/ Existing<\/li>\n<li><strong>Calculation<\/strong>: Count (or sum area) per construction type per ZEB type<\/li>\n<\/ul>\n\n<hr>\n\n<h3>9. ZEB Share of New Construction \u2014 Count-based<\/h3>\n<table>\n<tr><th><\/th><th>Content<\/th><th>Filters Applied<\/th><\/tr>\n<tr><td><strong>Numerator<\/strong><\/td><td>ZEB new construction count per FY (single-year)<\/td><td>All filters (FY, ZEB type, usage, prefecture, new\/existing)<\/td><\/tr>\n<tr><td><strong>Denominator<\/strong><\/td><td>New construction starts (buildings) per FY<\/td><td>Prefecture filter only<\/td><\/tr>\n<\/table>\n<div class=\"formula\">Formula: (ZEB new construction count \/ Total new construction starts) \u00d7 100 (%)<\/div>\n\n<h3>10. ZEB Share of New Construction \u2014 Floor Area-based<\/h3>\n<table>\n<tr><th><\/th><th>Content<\/th><th>Filters Applied<\/th><\/tr>\n<tr><td><strong>Numerator<\/strong><\/td><td>ZEB new construction floor area per FY (single-year)<\/td><td>All filters<\/td><\/tr>\n<tr><td><strong>Denominator<\/strong><\/td><td>New construction starts (floor area) per FY<\/td><td>Prefecture filter only<\/td><\/tr>\n<\/table>\n<div class=\"formula\">Formula: (ZEB new floor area \/ Total new construction floor area) \u00d7 100 (%)<\/div>\n\n<hr>\n\n<h3>11. ZEB Share of Building Stock \u2014 Count-based<\/h3>\n<table>\n<tr><th><\/th><th>Content<\/th><th>Filters Applied<\/th><\/tr>\n<tr><td><strong>Numerator<\/strong><\/td><td><strong>Cumulative<\/strong> ZEB count through each FY-end<\/td><td>ZEB type, usage, prefecture, new\/existing (year filters do not affect cumulative calculation)<\/td><\/tr>\n<tr><td><strong>Denominator<\/strong><\/td><td>Building stock count for that FY<\/td><td>Prefecture filter only<\/td><\/tr>\n<\/table>\n<div class=\"formula\">Formula: (Cumulative ZEB count \/ Building stock count) \u00d7 100 (%)<\/div>\n\n<h3>12. ZEB Share of Building Stock \u2014 Floor Area-based<\/h3>\n<table>\n<tr><th><\/th><th>Content<\/th><th>Filters Applied<\/th><\/tr>\n<tr><td><strong>Numerator<\/strong><\/td><td><strong>Cumulative<\/strong> ZEB floor area through each FY-end<\/td><td>Same as #11<\/td><\/tr>\n<tr><td><strong>Denominator<\/strong><\/td><td>Building stock floor area for that FY<\/td><td>Prefecture filter only<\/td><\/tr>\n<\/table>\n<div class=\"formula\">Formula: (Cumulative ZEB floor area \/ Building stock floor area) \u00d7 100 (%)<\/div>\n\n<hr>\n\n<h2>Japan Map Heatmap<\/h2>\n<p>Switch between 4 metrics. Click a prefecture to toggle the prefecture filter.<\/p>\n<table>\n<tr><th>Metric<\/th><th>Numerator<\/th><th>Denominator<\/th><th>Filters<\/th><\/tr>\n<tr><td>Count<\/td><td>ZEB count<\/td><td>\u2014<\/td><td>All filters applied<\/td><\/tr>\n<tr><td>Floor Area<\/td><td>ZEB floor area<\/td><td>\u2014<\/td><td>All filters applied<\/td><\/tr>\n<tr><td>ZEB\/Stock Count (%)<\/td><td>Filtered ZEB count<\/td><td>Stock count (FY-end or latest)<\/td><td>Numerator: all filters; Denominator: FY(End) filter for stock year<\/td><\/tr>\n<tr><td>ZEB\/Stock Area (%)<\/td><td>Filtered ZEB area<\/td><td>Stock area (FY-end or latest)<\/td><td>Same as above<\/td><\/tr>\n<\/table>\n\n<div class=\"note\">Map rendered using <a href=\"https:\/\/yugokimura.github.io\/jmap\/\" target=\"_blank\" rel=\"noopener\">Jmap \u2014 Japan Map jQuery Plugin<\/a>.<\/div>\n\n<hr>\n\n<h2>KPI Cards<\/h2>\n<table>\n<tr><th>Item<\/th><th>Calculation<\/th><\/tr>\n<tr><td>Total Count<\/td><td>Number of records after filtering<\/td><\/tr>\n<tr><td>Total Floor Area<\/td><td>Sum of floor area after filtering<\/td><\/tr>\n<tr><td>Average BEI<\/td><td>Arithmetic mean of BEI from the post-2016\/04 sheet (filtered)<\/td><\/tr>\n<tr><td>New Construction Ratio<\/td><td>New construction count \/ total count \u00d7 100<\/td><\/tr>\n<\/table>\n\n<hr>\n\n<div class=\"warn\">\n<strong>Disclaimer<\/strong><br>\nThe data and analysis presented in this dashboard are based on BELS evaluation reports, MLIT statistics, and estimates by ZEB Inc. Accuracy and completeness are not guaranteed. We accept no liability for any damages arising from the use of this data. Please verify primary sources before making decisions.\n<\/div>\n\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1542","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/pages\/1542","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1542"}],"version-history":[{"count":1,"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/pages\/1542\/revisions"}],"predecessor-version":[{"id":1543,"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=\/wp\/v2\/pages\/1542\/revisions\/1543"}],"wp:attachment":[{"href":"https:\/\/www.zeb.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}