diff --git a/src/data/home.json b/src/data/home.json
index c626e4e..0039cb2 100644
--- a/src/data/home.json
+++ b/src/data/home.json
@@ -34,6 +34,11 @@
     }
   ],
   "latestNews": [
+    {
+      "title": "Workshop successfully concluded",
+      "date": "October 19, 2025",
+      "content": "The workshop was successfully held with many participants. We sincerely thank all presenters and contributors for their valuable contributions."
+    },
     {
       "title": "Poster board numbers added",
       "date": "October 15, 2025",
diff --git a/src/data/schedule.json b/src/data/schedule.json
index 6dd0373..fcd8862 100644
--- a/src/data/schedule.json
+++ b/src/data/schedule.json
@@ -79,7 +79,7 @@
         {
           "time": "16:30 - 16:40",
           "session": "Closing Remarks",
-          "presenter": "Ryousuke Yamada",
+          "presenter": "Daichi Otsuka",
           "slides": ""
         },
         {