diff --git a/broadcast/index.frm.php b/broadcast/index.frm.php
index 54b525a..e1d3267 100644
--- a/broadcast/index.frm.php
+++ b/broadcast/index.frm.php
@@ -10,7 +10,8 @@
         <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" />
-        <?php if (((int) date ('n') === 4) && ((int) date ('j') === 1)): ?>
+        <?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: ?>
@@ -59,7 +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">
@@ -77,7 +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>