diff --git a/src/components/schedule/Zenyasai.astro b/src/components/schedule/Zenyasai.astro
index 663f3d5..7509c32 100644
--- a/src/components/schedule/Zenyasai.astro
+++ b/src/components/schedule/Zenyasai.astro
@@ -5,18 +5,26 @@ import Talk from "./Talk.astro";
 import MiniPanel from "../Layouts/MiniPanel.astro";
 // imgs
 import OkuramasafumiImage from "../staff/pics/okuramasafumi.jpg";
-import ArrowUpRightFromSquare from '../icons/arrow-up-right-from-square.svg';
+import ArrowUpRightFromSquare from "../icons/arrow-up-right-from-square.svg";
 // talks
 const talkEntries = await getCollection("talks");
 
-talkEntries.filter((entry)=>entry.data.session.id === 1)[0].data.speaker.ImageSrc = OkuramasafumiImage.src;
-const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((entry)=>{
-  return {
-    session: entry.data.session,
-    speaker: entry.data.speaker,
-  };
-});
+talkEntries.filter(
+  (entry) => entry.data.session.id === 1
+)[0].data.speaker.ImageSrc = OkuramasafumiImage.src;
+
+const talks = talkEntries
+  .filter(
+    (entry) => entry.data.session.id <= 10 || entry.data.session.id === 24
+  )
+  .map((entry) => {
+    return {
+      session: entry.data.session,
+      speaker: entry.data.speaker,
+    };
+  });
 ---
+
 <style>
   .schedule {
     padding: 24px 0;
@@ -26,7 +34,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
 
     .ann {
       .ann-title {
-        h3{
+        h3 {
           font-size: 20px;
           font-weight: 600;
           line-height: 30px;
@@ -48,7 +56,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
           text-decoration: none;
         }
 
-        .ann-detail{
+        .ann-detail {
           display: flex;
           justify-content: center;
           margin-top: 16px;
@@ -62,10 +70,10 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
               text-decoration: none;
             }
 
-            border: 2px solid #AEAEB2;
+            border: 2px solid #aeaeb2;
             padding: 16px 24px;
             border-radius: 4px;
-            background: #FFFFFF;
+            background: #ffffff;
 
             display: flex;
             gap: 8px;
@@ -74,23 +82,23 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
       }
     }
 
-    .timetable{
+    .timetable {
       overflow-x: auto;
       -webkit-overflow-scrolling: touch;
 
       table thead:first-child tr:first-child th:first-child {
         border-top-left-radius: 24px;
-        border-right: 1px solid #AEAEB2;
+        border-right: 1px solid #aeaeb2;
       }
       table thead:first-child tr:first-child th:last-child {
         border-top-right-radius: 24px;
-        border-left: 1px solid #AEAEB2;
+        border-left: 1px solid #aeaeb2;
       }
 
       table tbody:first-child tr:first-child td:first-child {
         border-top-left-radius: 24px;
         border-top: none !important;
-        border-right: 1px solid #AEAEB2;
+        border-right: 1px solid #aeaeb2;
       }
       table tbody:first-child tr:first-child td:last-child {
         border-top-right-radius: 24px;
@@ -101,7 +109,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         width: 100%;
         border-spacing: 0;
         border-radius: 24px;
-        border: 1px solid #AEAEB2;
+        border: 1px solid #aeaeb2;
 
         .tt-no-left-line {
           border-left: none !important;
@@ -115,16 +123,16 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         }
 
         tbody tr td:first-child {
-          border-right: 1px solid #AEAEB2;
-          background-color: #F5F5F5;
+          border-right: 1px solid #aeaeb2;
+          background-color: #f5f5f5;
         }
 
         tbody tr td:nth-child(3) {
-          border-left: 1px solid #AEAEB2;
+          border-left: 1px solid #aeaeb2;
         }
 
         td {
-          border-top: 1px solid #AEAEB2;
+          border-top: 1px solid #aeaeb2;
           padding: 24px;
         }
 
@@ -141,7 +149,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
 
       .tt-4 {
         color: #fff;
-        background: #DD451D;
+        background: #dd451d;
       }
 
       .tt-3 {
@@ -149,7 +157,8 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         background: #000;
       }
 
-      .tt-time, .tt-timerange {
+      .tt-time,
+      .tt-timerange {
         font-family: "Futura", "Jost", sans-serif;
         font-size: 16px;
         font-weight: 500;
@@ -167,7 +176,10 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         text-align: left;
       }
 
-      .tt-4, .tt-3, .tt-event, .tt-talk {
+      .tt-4,
+      .tt-3,
+      .tt-event,
+      .tt-talk {
         width: 50%;
       }
     }
@@ -183,16 +195,17 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         </div>
         <div class="ann-body">
           <p>
-            前夜祭には当日チケットを購入した方のみご参加いただけます。詳細は connpass をご確認ください。
+            前夜祭には当日チケットを購入した方のみご参加いただけます。詳細は
+            connpass をご確認ください。
           </p>
           <div class="ann-detail">
             <div class="ann-button">
               <a
                 href="https://connpass.com/event/339170/"
                 target="_blank"
-                rel="noreferrer"
-              >イベントページ(connpass)</a>
-              <img src={ArrowUpRightFromSquare.src} alt="link icon"/>
+                rel="noreferrer">イベントページ(connpass)</a
+              >
+              <img src={ArrowUpRightFromSquare.src} alt="link icon" />
             </div>
           </div>
         </div>
@@ -205,7 +218,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
         <tr>
           <td class="tt-time">16:00</td>
           <td class="tt-event">
-            <Talk talks={talks} id={0}/>
+            <Talk talks={talks} id={0} />
           </td>
         </tr>
         <tr>
@@ -223,7 +236,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>18:10</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={8}/>
+            <Talk talks={talks} id={8} />
           </td>
         </tr>
         <tr>
@@ -231,7 +244,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>18:15</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={1}/>
+            <Talk talks={talks} id={1} />
           </td>
         </tr>
         <tr>
@@ -239,7 +252,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>18:35</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={10}/>
+            <Talk talks={talks} id={10} />
           </td>
         </tr>
         <tr>
@@ -247,7 +260,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>18:45</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={6}/>
+            <Talk talks={talks} id={6} />
           </td>
         </tr>
         <tr>
@@ -255,7 +268,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>18:50</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={2}/>
+            <Talk talks={talks} id={2} />
           </td>
         </tr>
         <tr>
@@ -271,7 +284,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>19:25</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={3}/>
+            <Talk talks={talks} id={3} />
           </td>
         </tr>
         <tr>
@@ -279,7 +292,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>19:45</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={4}/>
+            <Talk talks={talks} id={24} />
           </td>
         </tr>
         <tr>
@@ -287,7 +300,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>19:50</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={5}/>
+            <Talk talks={talks} id={5} />
           </td>
         </tr>
         <tr>
@@ -295,7 +308,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>20:00</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={9}/>
+            <Talk talks={talks} id={9} />
           </td>
         </tr>
         <tr>
@@ -303,7 +316,7 @@ const talks = talkEntries.filter((entry) => entry.data.session.id <= 10).map((en
             <p>20:20</p>
           </td>
           <td class="tt-talk">
-            <Talk talks={talks} id={7}/>
+            <Talk talks={talks} id={7} />
           </td>
         </tr>
       </tbody>
diff --git a/src/components/talks/Main.astro b/src/components/talks/Main.astro
index f313bfe..400d5a1 100644
--- a/src/components/talks/Main.astro
+++ b/src/components/talks/Main.astro
@@ -19,8 +19,8 @@ talkEntries.filter((entry)=>entry.data.session.id === 21)[0].data.speaker.ImageS
 talkEntries.filter((entry)=>entry.data.session.id === 22)[0].data.speaker.ImageSrc = EagletmtImage.src;
 talkEntries.filter((entry)=>entry.data.session.id === 23)[0].data.speaker.ImageSrc = JhawthornImage.src;
 
-const mainTalkEntries = talkEntries.filter((entry) => entry.data.session.id > 10);
-const zenyasaiTalkEntries = talkEntries.filter((entry) => entry.data.session.id <= 10);
+const mainTalkEntries = talkEntries.filter((entry) => entry.data.session.id > 10 && entry.data.session.id !== 24);
+const zenyasaiTalkEntries = talkEntries.filter((entry) => entry.data.session.id <= 10 || entry.data.session.id === 24);
 
 const sortedMainTalkEntries = mainTalkEntries.sort((a, b) => a.data.session.id - b.data.session.id);
 const sortedZenyasaiTalkEntries = zenyasaiTalkEntries.sort((a, b) => a.data.session.id - b.data.session.id);
diff --git a/src/content/talks/24-unasuke.mdx b/src/content/talks/24-unasuke.mdx
new file mode 100644
index 0000000..34c4271
--- /dev/null
+++ b/src/content/talks/24-unasuke.mdx
@@ -0,0 +1,12 @@
+---
+speaker:
+  name: Yusuke Nakamura (わこー代走)
+  GitHubId: unasuke
+  XId: yu_suke1994
+  ImageSrc: https://secure.gravatar.com/avatar/858f777cffa7e215697ff78db4e52791.jpg?s=400
+session:
+  id: 24
+  title: タイトルは今から考えます
+---
+
+代走