diff --git a/abi/addabi.php b/abi/addabi.php
deleted file mode 100644
index 074c090..0000000
--- a/abi/addabi.php
+++ /dev/null
@@ -1,40 +0,0 @@
-<?php
-require('../db.php');
-
-if (isset($_POST['uniqid']) && isset($_POST['abitext'])) {
-    $postUniqid = $_POST['uniqid'];
-    $abitext = $_POST['abitext'];
-    $abidate = date("Y-m-d H:i:s");
-
-    try {
-        $pdo = new PDO('mysql:charset=utf8mb4;dbname='.DB_NAME.';host='.DB_HOST , DB_USER, DB_PASS);
-
-        $pdo->beginTransaction();
-
-        $stmt = $pdo->prepare("UPDATE ueuse SET abi = :abi, abidate = :abidate WHERE uniqid = :uniqid");
-        $stmt->bindValue(':abi', $abitext, PDO::PARAM_STR);
-        $stmt->bindValue(':abidate', $abidate, PDO::PARAM_STR);
-        $stmt->bindValue(':uniqid', $postUniqid, PDO::PARAM_STR);
-        
-        // SQLクエリの実行
-        $res = $stmt->execute();
-
-        // コミット
-        $pdo->commit();
-
-        if ($res) {
-            header('Content-Type: application/json');
-            echo json_encode(['success' => true]);
-            exit;
-        } else {
-            header('Content-Type: application/json');
-            echo json_encode(['success' => false, 'error' => '追加に失敗しました。']);
-            exit;
-        }
-    } catch(PDOException $e) {
-        header('Content-Type: application/json');
-        echo json_encode(['success' => false, 'error' => 'データベースエラー：' . $e->getMessage()]);
-        exit;
-    }
-}
-?>