diff --git a/articles/20240803/index.html b/articles/20240803/index.html
index 1c4b644..18b3deb 100644
--- a/articles/20240803/index.html
+++ b/articles/20240803/index.html
@@ -42,7 +42,7 @@ <h1>自己紹介</h1>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20240807/index.html b/articles/20240807/index.html
index f2fcd72..e7a40e2 100644
--- a/articles/20240807/index.html
+++ b/articles/20240807/index.html
@@ -66,7 +66,7 @@ <h2>2024/08/08追記</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20240816/index.html b/articles/20240816/index.html
index fc6b8b4..3451b80 100644
--- a/articles/20240816/index.html
+++ b/articles/20240816/index.html
@@ -47,7 +47,7 @@ <h2>2024/12/24追記</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20240925/index.html b/articles/20240925/index.html
index 68bea23..ef3ae4c 100644
--- a/articles/20240925/index.html
+++ b/articles/20240925/index.html
@@ -92,7 +92,7 @@ <h4>Rust</h4>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241113/index.html b/articles/20241113/index.html
index 92d8707..0e06ef7 100644
--- a/articles/20241113/index.html
+++ b/articles/20241113/index.html
@@ -54,7 +54,7 @@ <h2>最後に</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241117/index.html b/articles/20241117/index.html
index 54d8b17..163caa7 100644
--- a/articles/20241117/index.html
+++ b/articles/20241117/index.html
@@ -63,7 +63,7 @@ <h2>名前どうしよう…</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241129/index.html b/articles/20241129/index.html
index 8c85dbc..2df68f3 100644
--- a/articles/20241129/index.html
+++ b/articles/20241129/index.html
@@ -66,7 +66,7 @@ <h2>書いた後公開する前の追記</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241130/index.html b/articles/20241130/index.html
index b44aa67..531ba2a 100644
--- a/articles/20241130/index.html
+++ b/articles/20241130/index.html
@@ -295,7 +295,7 @@ <h2>今後</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241201/index.html b/articles/20241201/index.html
index 1c0c96b..f70e6e7 100644
--- a/articles/20241201/index.html
+++ b/articles/20241201/index.html
@@ -52,7 +52,7 @@ <h2>こういうので得られるもの</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241208/index.html b/articles/20241208/index.html
index 2ea416b..03d30fd 100644
--- a/articles/20241208/index.html
+++ b/articles/20241208/index.html
@@ -80,7 +80,7 @@ <h2>結果!</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241209/index.html b/articles/20241209/index.html
index 9d8e691..efa8a69 100644
--- a/articles/20241209/index.html
+++ b/articles/20241209/index.html
@@ -70,7 +70,7 @@ <h2>結論！</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241224/index.html b/articles/20241224/index.html
index 681fa16..e3b12fa 100644
--- a/articles/20241224/index.html
+++ b/articles/20241224/index.html
@@ -81,7 +81,7 @@ <h2>最後に</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241226/index.html b/articles/20241226/index.html
index 33f8835..4c738ad 100644
--- a/articles/20241226/index.html
+++ b/articles/20241226/index.html
@@ -128,7 +128,7 @@ <h2>感想3</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>
diff --git a/articles/20241229/index.html b/articles/20241229/index.html
index ec677e3..e657e1b 100644
--- a/articles/20241229/index.html
+++ b/articles/20241229/index.html
@@ -59,7 +59,7 @@ <h2>まとめ</h2>
   </main>
   <aside id="sidebar"></aside>
   <script src="../../scripts/create_index.js"></script>
-  <script src="https://utteranc.es/client.js" repo="<username>/<repository>" issue-term="pathname" theme="github-light"
+  <script src="https://utteranc.es/client.js" repo="shizukani-cp/blog" issue-term="title" theme="github-dark"
     crossorigin="anonymous" async>
     </script>
 </body>