diff --git a/htdocs/2022-04-27_ict-motto/index.html b/htdocs/2022-04-27_ict-motto/index.html
index 0775dc4..2821ee8 100644
--- a/htdocs/2022-04-27_ict-motto/index.html
+++ b/htdocs/2022-04-27_ict-motto/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『情報コース』もっとくわしく編 | おこげ俱楽部">
     <meta name="description" content="『情報コース』では Raspberry Pi やブロックプログラム開発環境『オコゲ』、センサやモータなどを使用して、楽しみながら ICT や IoT などの情報技術を学習します。">
     <meta name="keywords" content="ICT-Course,動画,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-04-27_ict-motto/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -184,7 +184,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-01_ocoge-about/index.html b/htdocs/2022-05-01_ocoge-about/index.html
index 67c694c..8a87754 100644
--- a/htdocs/2022-05-01_ocoge-about/index.html
+++ b/htdocs/2022-05-01_ocoge-about/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="ブロックプログラミング環境『オコゲ』 | おこげ俱楽部">
     <meta name="description" content="『オコゲ』は、Google Blockly ライブラリを使用して作られた、Raspberry Pi 向けブロックプログラミング環境です。">
     <meta name="keywords" content="オコゲ,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-01_ocoge-about/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -123,7 +123,7 @@ Raspberry Pi の GPIO（汎用入出力端子）に接続したセンサや LED
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-07_demo/index.html b/htdocs/2022-05-07_demo/index.html
index d1cb0cc..f35bb91 100644
--- a/htdocs/2022-05-07_demo/index.html
+++ b/htdocs/2022-05-07_demo/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『オコゲ』Web 体験版 | おこげ俱楽部">
     <meta name="description" content="ブロックプログラミングを体験してみましょう。ハードウェアなどの制限から、Web体験版ではできないこともありますが、感触を確かめることはできます。">
     <meta name="keywords" content="ICT-Course,オコゲ,動画,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-07_demo/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -173,7 +173,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-08_server/index.html b/htdocs/2022-05-08_server/index.html
index 9460f48..9394ff4 100644
--- a/htdocs/2022-05-08_server/index.html
+++ b/htdocs/2022-05-08_server/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="おこげ倶楽部自宅サーバについて | おこげ俱楽部">
     <meta name="description" content="ocoge.club は Orange Pi 自宅サーバにてホスティングされています。Webサーバ、メールサーバ、Git サーバ稼働中。">
     <meta name="keywords" content="技術情報,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-08_server/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -232,7 +232,7 @@ WordPress と NextCloud の運用をやめた理由は実は別にあったり
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-13_account/index.html b/htdocs/2022-05-13_account/index.html
index 549d0cc..b512c49 100644
--- a/htdocs/2022-05-13_account/index.html
+++ b/htdocs/2022-05-13_account/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="受講生限定アカウントサービス | おこげ俱楽部">
     <meta name="description" content="『情報コース』受講者でご希望の方に、『おこげ倶楽部』オリジナルのメールアドレスと Git アカウントを進呈しております。">
     <meta name="keywords" content="ICT-Course,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-13_account/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -141,7 +141,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-14_mascots/index.html b/htdocs/2022-05-14_mascots/index.html
index 7499045..9fe3abe 100644
--- a/htdocs/2022-05-14_mascots/index.html
+++ b/htdocs/2022-05-14_mascots/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『オコゲ』マスコットのご紹介 | おこげ俱楽部">
     <meta name="description" content="『オコゲ』のキャンバスにデフォルトで表示されるマスコットキャラクターをご紹介。">
     <meta name="keywords" content="オコゲ,タマちー＆ミミィ,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-14_mascots/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -267,7 +267,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-14_petitlesson-01_typewriter-1/index.html b/htdocs/2022-05-14_petitlesson-01_typewriter-1/index.html
index befdbde..22ab7f3 100644
--- a/htdocs/2022-05-14_petitlesson-01_typewriter-1/index.html
+++ b/htdocs/2022-05-14_petitlesson-01_typewriter-1/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="プチレッスン『タイプライターっぽいもの』その１ | おこげ俱楽部">
     <meta name="description" content="サンプルプログラム「タイプライターもどき」をもうちょっとだけタイプライターっぽくしてみましょう。">
     <meta name="keywords" content="オコゲ,プチレッスン,タマちー＆ミミィ,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-14_petitlesson-01_typewriter-1/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -257,7 +257,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-05-16_tf-janken/index.html b/htdocs/2022-05-16_tf-janken/index.html
index 7dbf5ed..6676f02 100644
--- a/htdocs/2022-05-16_tf-janken/index.html
+++ b/htdocs/2022-05-16_tf-janken/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『オコゲ』でぐーちょきぱーを機械学習 | おこげ俱楽部">
     <meta name="description" content="『オコゲ』デスクトップ版の機能を動画でご紹介。サーマルカメラと TensorFlow を使ったインタラクティブでリアルタイムな機械学習。">
     <meta name="keywords" content="ICT-Course,動画,オコゲ,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-05-16_tf-janken/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -355,7 +355,7 @@ TensorFlow といえばプログラム言語は Python が定番だが、Raspber
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-06-10_game-dentak/index.html b/htdocs/2022-06-10_game-dentak/index.html
index dce3837..d323e79 100644
--- a/htdocs/2022-06-10_game-dentak/index.html
+++ b/htdocs/2022-06-10_game-dentak/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『ゲーム電卓パイ』プロジェクト | おこげ俱楽部">
     <meta name="description" content="Raspberry Pi と LCD キャラクタディスプレイモジュールで「ゲーム電卓」を再現してみる">
     <meta name="keywords" content="オコゲ,デスクトップアプリ版,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-06-10_game-dentak/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -262,7 +262,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-06-13_ocoge-desktop/index.html b/htdocs/2022-06-13_ocoge-desktop/index.html
index e884793..fcf801a 100644
--- a/htdocs/2022-06-13_ocoge-desktop/index.html
+++ b/htdocs/2022-06-13_ocoge-desktop/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『オコゲ』デスクトップ | おこげ俱楽部">
     <meta name="description" content="Raspberry Pi デスクトップアプリ版『オコゲ』について">
     <meta name="keywords" content="オコゲ,デスクトップアプリ版,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-06-13_ocoge-desktop/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -212,7 +212,7 @@ $ sudo reboot
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-06-21_aqm0802a/index.html b/htdocs/2022-06-21_aqm0802a/index.html
index c534fd3..cb63acd 100644
--- a/htdocs/2022-06-21_aqm0802a/index.html
+++ b/htdocs/2022-06-21_aqm0802a/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="AQM0802A に文字を表示してみる | おこげ俱楽部">
     <meta name="description" content="『ゲーム電卓パイ』プロジェクト～その２：LCD キャラクタディスプレイモジュール AQM0802A を試してみる">
     <meta name="keywords" content="オコゲ,デスクトップアプリ版,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-06-21_aqm0802a/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -372,7 +372,7 @@ GPIO を有効にして I2C デバイスに接続する
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-07-26_rp2040/index.html b/htdocs/2022-07-26_rp2040/index.html
index 7571a88..90a963a 100644
--- a/htdocs/2022-07-26_rp2040/index.html
+++ b/htdocs/2022-07-26_rp2040/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="海外からいろいろ届いたよ | おこげ俱楽部">
     <meta name="description" content="RP2040 ベースのマイクロコントローラユニットをいくつか買ってみました。">
     <meta name="keywords" content="RP2040,Pico,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-07-26_rp2040/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -240,7 +240,7 @@ RP2040 はラズベリーパイ財団が開発したマイクロコントロー
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2022-08-03_paj7620/index.html b/htdocs/2022-08-03_paj7620/index.html
index 238212b..6fdb70c 100644
--- a/htdocs/2022-08-03_paj7620/index.html
+++ b/htdocs/2022-08-03_paj7620/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="ジェスチャーセンサ PAJ7620 を試す | おこげ俱楽部">
     <meta name="description" content="ちょっと楽しそうなハンドジェスチャセンサモジュール PAJ7620 を入手したので、『オコゲ』を使って遊んでみました。">
     <meta name="keywords" content="オコゲ,デスクトップアプリ版,センサー,動画,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2022-08-03_paj7620/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -154,7 +154,7 @@ INT→オープン</p>
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/2023-03-22_server/index.html b/htdocs/2023-03-22_server/index.html
index 83cffbf..fe34f9e 100644
--- a/htdocs/2023-03-22_server/index.html
+++ b/htdocs/2023-03-22_server/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="おこげ倶楽部自宅サーバについて | おこげ俱楽部">
     <meta name="description" content="ocoge.club は Raspberry Pi 自宅サーバにてホスティングされています。Webサーバ、メールサーバ稼働中。さらに...">
     <meta name="keywords" content="技術情報,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/2023-03-22_server/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -233,7 +233,7 @@ WordPress と NextCloud の運用をやめた理由は実は別にあったり
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/404.html b/htdocs/404.html
index 893ec9d..9a9e1fd 100644
--- a/htdocs/404.html
+++ b/htdocs/404.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Page Not Found | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/404.html">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -93,7 +93,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/about/index.html b/htdocs/about/index.html
index 42be26c..9cf89e0 100644
--- a/htdocs/about/index.html
+++ b/htdocs/about/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="About Me | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/about/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -80,7 +80,7 @@
     
     <div class="text-center mt-8">
         <h1 class="text-2xl font-medium text-gray-800 leading-relaxed mt-0 mb-1">
-            <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a>
+            <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a>
         </h1>
         
         <div class="text-gray-600">
@@ -98,7 +98,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/ict-course-portal/index.html b/htdocs/ict-course-portal/index.html
index adf4524..f6a07a7 100644
--- a/htdocs/ict-course-portal/index.html
+++ b/htdocs/ict-course-portal/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『おこげ俱楽部』 | おこげ俱楽部">
     <meta name="description" content="『情報コース』ご紹介、独自のブロックプログラミング環境『オコゲ』、教室での実習内容や周辺技術情報等のアウトプット">
     <meta name="keywords" content="ICT-Course,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/ict-course-portal/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -125,7 +125,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/img/index.html b/htdocs/img/index.html
index 7886f38..46fd59c 100644
--- a/htdocs/img/index.html
+++ b/htdocs/img/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Untitled | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/img/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -100,7 +100,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/index.html b/htdocs/index.html
index 52ee33c..d896b7c 100644
--- a/htdocs/index.html
+++ b/htdocs/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="おこげ俱楽部 - Ohiwa Code Generator - Portal">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -203,7 +203,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/landing-page/index.html b/htdocs/landing-page/index.html
index 3fcec5a..015191b 100644
--- a/htdocs/landing-page/index.html
+++ b/htdocs/landing-page/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="上野学習塾『情報コース』 | おこげ俱楽部">
     <meta name="description" content="「情報コース」ランディングページ">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/landing-page/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -143,7 +143,7 @@ IoT 学習セット：当塾で使用する予定の機材の一例。ご家庭
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/page/2/index.html b/htdocs/page/2/index.html
index d3c53ee..92ff76d 100644
--- a/htdocs/page/2/index.html
+++ b/htdocs/page/2/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="おこげ俱楽部 - Ohiwa Code Generator - Portal">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/page/2/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -203,7 +203,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/page/3/index.html b/htdocs/page/3/index.html
index 09b31a8..47db7e1 100644
--- a/htdocs/page/3/index.html
+++ b/htdocs/page/3/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="おこげ俱楽部 - Ohiwa Code Generator - Portal">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/page/3/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -165,7 +165,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/petit-lesson/index.html b/htdocs/petit-lesson/index.html
index 72a11e6..da23d86 100644
--- a/htdocs/petit-lesson/index.html
+++ b/htdocs/petit-lesson/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="プチレッスン目次 | おこげ俱楽部">
     <meta name="description" content="各レッスンに進む前にお読みください。問題形式で『オコゲ』でのプログラミング学習を体験することができます。">
     <meta name="keywords" content="オコゲ,プチレッスン,タマちー＆ミミィ,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/petit-lesson/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -198,7 +198,7 @@ GPIO4 は隣が GND で使いやすいためか多くのサンプルで使用さ
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/pico-intro/index.html b/htdocs/pico-intro/index.html
index 63dd3f8..3f6f661 100644
--- a/htdocs/pico-intro/index.html
+++ b/htdocs/pico-intro/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="『オコゲ』Pico (MicroPython) 対応について | おこげ俱楽部">
     <meta name="description" content="アプリ版『オコゲ』のオマケ機能として、Raspberry Pi Pico と互換ボードに（一部）対応しました。">
     <meta name="keywords" content="オコゲ,デスクトップアプリ版,Pico,オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/pico-intro/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -122,7 +122,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
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         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/search/index.html b/htdocs/search/index.html
index 1f4aa42..c766dd9 100644
--- a/htdocs/search/index.html
+++ b/htdocs/search/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Search | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/search/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -89,7 +89,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/ICT-Course/index.html b/htdocs/tags/ICT-Course/index.html
index b0222ac..da58f8c 100644
--- a/htdocs/tags/ICT-Course/index.html
+++ b/htdocs/tags/ICT-Course/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;Ict-course&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/ICT-Course/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -183,7 +183,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/Pico/index.html b/htdocs/tags/Pico/index.html
index 3a34817..b579ba7 100644
--- a/htdocs/tags/Pico/index.html
+++ b/htdocs/tags/Pico/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;Pico&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/Pico/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -107,7 +107,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/RP2040/index.html b/htdocs/tags/RP2040/index.html
index 84fb13d..d415db7 100644
--- a/htdocs/tags/RP2040/index.html
+++ b/htdocs/tags/RP2040/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;Rp2040&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/RP2040/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -107,7 +107,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/index.html b/htdocs/tags/index.html
index 0339cb2..5fd742c 100644
--- a/htdocs/tags/index.html
+++ b/htdocs/tags/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tag List | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -133,7 +133,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
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-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/オコゲ/2/index.html b/htdocs/tags/オコゲ/2/index.html
index ccc05c7..9a00d70 100644
--- a/htdocs/tags/オコゲ/2/index.html
+++ b/htdocs/tags/オコゲ/2/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;オコゲ&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/オコゲ/2/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -169,7 +169,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/オコゲ/index.html b/htdocs/tags/オコゲ/index.html
index 109fb9b..3fcf691 100644
--- a/htdocs/tags/オコゲ/index.html
+++ b/htdocs/tags/オコゲ/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;オコゲ&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/オコゲ/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -207,7 +207,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
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-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/センサー/index.html b/htdocs/tags/センサー/index.html
index c9f1f3b..df73c09 100644
--- a/htdocs/tags/センサー/index.html
+++ b/htdocs/tags/センサー/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;センサー&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/センサー/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -107,7 +107,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
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-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/タマちー＆ミミィ/index.html b/htdocs/tags/タマちー＆ミミィ/index.html
index 95057ac..2428396 100644
--- a/htdocs/tags/タマちー＆ミミィ/index.html
+++ b/htdocs/tags/タマちー＆ミミィ/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;タマちー＆ミミィ&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/タマちー＆ミミィ/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -145,7 +145,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
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-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/デスクトップアプリ版/index.html b/htdocs/tags/デスクトップアプリ版/index.html
index 33a7b95..a62fdd8 100644
--- a/htdocs/tags/デスクトップアプリ版/index.html
+++ b/htdocs/tags/デスクトップアプリ版/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;デスクトップアプリ版&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/デスクトップアプリ版/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -164,7 +164,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/プチレッスン/index.html b/htdocs/tags/プチレッスン/index.html
index 82a7117..604206e 100644
--- a/htdocs/tags/プチレッスン/index.html
+++ b/htdocs/tags/プチレッスン/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;プチレッスン&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/プチレッスン/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -126,7 +126,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
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 </footer>
diff --git a/htdocs/tags/動画/index.html b/htdocs/tags/動画/index.html
index b04083e..986f35f 100644
--- a/htdocs/tags/動画/index.html
+++ b/htdocs/tags/動画/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;動画&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/動画/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -164,7 +164,7 @@
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     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/htdocs/tags/技術情報/index.html b/htdocs/tags/技術情報/index.html
index 9390248..5162180 100644
--- a/htdocs/tags/技術情報/index.html
+++ b/htdocs/tags/技術情報/index.html
@@ -10,7 +10,7 @@
     <meta name="title" content="Tagged with &quot;技術情報&quot; | おこげ俱楽部">
     <meta name="description" content="Ohiwa Code Generator - Portal">
     <meta name="keywords" content="オコゲ,blockly,プログラミング,上野学習塾">
-    <meta name="author" content="ocogeclub">
+    <meta name="author" content="ocoge.club">
     <meta name="robots" content="index, follow">
     <link rel="canonical" href="https://ocoge.club/tags/技術情報/">
     <link rel="shortcut icon" type="image/png" href="/assets/img/favicon.png">
@@ -126,7 +126,7 @@
         <div id="footer-badge"><a href="https://git.ocoge.club/" target=_new><img loading="lazy" src="/assets/img/git-ocogeclub.svg" class="footer-img"></a><a href="http://creativecommons.org/licenses/by-sa/4.0/deed.ja" target=_new><img loading="lazy" src="/assets/img/License_BY-SA_4.0.svg" class="footer-img"></a></div>
     <div class="max-w-5xl mx-auto text-gray-700 text-center">
         © 2023 <a href="/" class="font-medium" target="_blank" rel="noopener">おこげ俱楽部</a>. 
-        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocogeclub</a> 
+        Made by <a href="https://ocoge.club" target="_blank" rel="noopener">ocoge.club</a> 
         using <a href="https://www.11ty.dev" target="_blank" rel="noopener">Eleventy</a> and <a href="https://github.com/dafiulh/vredeburg" target="_blank" rel="noopener">Vredeburg</a>.<br>
     </div>
 </footer>
diff --git a/src/_data/author.json b/src/_data/author.json
index 662c683..96dca6b 100644
--- a/src/_data/author.json
+++ b/src/_data/author.json
@@ -1,5 +1,5 @@
 {
-    "name": "ocogeclub",
+    "name": "ocoge.club",
     "homepage": "https://ocoge.club",
     "bio": "",
     "avatar": "/assets/img/author.gif",