diff --git a/broadcast/favicon-goatoh.ico b/broadcast/favicon-goatoh.ico
new file mode 100644
index 0000000..20f7202
Binary files /dev/null and b/broadcast/favicon-goatoh.ico differ
diff --git a/broadcast/index.frm.php b/broadcast/index.frm.php
index a64210f..ce569c0 100644
--- a/broadcast/index.frm.php
+++ b/broadcast/index.frm.php
@@ -10,7 +10,13 @@
         <link href="//cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous" />
         <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.12.1/themes/base/jquery-ui.min.css" />
         <link href="./style.css" rel="stylesheet" />
-        <title>伊地知ニジカ放送局 - ニジカ返答ログ</title>
+        <?php $april_fool = ((int) date ('n') === 4) && ((int) date ('j') === 1) ?>
+        <?php if ($april_fool): ?>
+            <link rel="icon" href="favicon-goatoh.ico" />
+            <title>ゴートうひとり放送局 - ゴートう返答ログ</title>
+        <?php else: ?>
+            <title>伊地知ニジカ放送局 - ニジカ返答ログ</title>
+        <?php endif ?>
     </head>
 
     <body>
@@ -54,7 +60,11 @@
 
                                 <div class="row d-flex align-items-center my-2">
                                     <div class="col-sm-4 fw-bold">
-                                        日時ニジカ
+                                        <?php if ($april_fool): ?>
+                                            ゴートう日とり
+                                        <?php else: ?>
+                                            日時ニジカ
+                                        <?php endif ?>
                                     </div>
 
                                     <div class="col-sm input-group">
@@ -72,7 +82,7 @@
                                     </div>
 
                                     <div class="col-sm">
-                                        <input type="text" class="form-control" placeholder="ぬ゛ぅ゛ぅ゛ぅ゛ぅ゛ぅ゛ん゛" id="filter-keyword" 
+                                        <input type="text" class="form-control" placeholder="<?= $april_fool ? 'ﾑﾑﾑﾑ!!  ｸｻﾀﾍﾞﾃﾙ!!!!!' : 'ぬ゛ぅ゛ぅ゛ぅ゛ぅ゛ぅ゛ん゛' ?>" id="filter-keyword" 
                                                value="<?= $keyword ?>"/>
                                     </div>
                                 </div>
@@ -109,7 +119,7 @@
                             </div>
 
                             <div>
-                                <img src="<?= $record['chat_icon'] ?>" />
+                                <img src="<?= $record['chat_icon'] ?>" width="64" height="64" />
                                 <?= $record['chat_name'] ?>
                             </div>
 
