diff --git a/sites/jamtorjp/jp/or/jamt/index.html b/sites/jamtorjp/jp/or/jamt/index.html
index bc046c139..b3ebb90b7 100644
--- a/sites/jamtorjp/jp/or/jamt/index.html
+++ b/sites/jamtorjp/jp/or/jamt/index.html
@@ -757,6 +757,16 @@
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 					<ul>
+						<li>
+							<a href="/studysession/relation/#kanren6544" rel="noopener noreferrer">
+								<span>
+									2026.10.28
+								</span>
+								<span>
+									経済産業省より「化学物質管理セミナー2026（第1回）」のご案内
+								</span>
+							</a>
+						</li>
 						<li>
 							<a href="/news/2026/news_006538.html" rel="noopener noreferrer">
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@@ -797,16 +807,6 @@
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 						</li>
-						<li>
-							<a href="/information/kaiho/prompt_report/" rel="noopener noreferrer">
-								<span>
-									2026.10.15
-								</span>
-								<span>
-									会報JAMT　Vol.32  No.20を掲載しました
-								</span>
-							</a>
-						</li>
 					</ul>
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