diff --git a/app/Models/CoachProfile.php b/app/Models/CoachProfile.php
deleted file mode 100644
index 5efbf93..0000000
--- a/app/Models/CoachProfile.php
+++ /dev/null
@@ -1,32 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-
-// 該模型已棄用，請使用ProviderProfile模型
-class CoachProfile extends Model
-{
-    /**
-     * 可以批量分配的屬性
-     *
-     * @var array<int, string>
-     */
-    protected $fillable = [
-        'user_id',
-        'bio',
-        'expertise',
-        'certification',
-        'experience',
-        'rating',
-        'availability'
-    ];
-
-    /**
-     * 與用戶的關聯
-     */
-    public function user()
-    {
-        return $this->belongsTo(User::class);
-    }
-}
diff --git a/app/Models/Plan.php b/app/Models/Plan.php
deleted file mode 100644
index e91899c..0000000
--- a/app/Models/Plan.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Plan extends Model
-{
-    //
-}
diff --git a/app/Models/Subscription.php b/app/Models/Subscription.php
deleted file mode 100644
index 88d8de2..0000000
--- a/app/Models/Subscription.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-
-class Subscription extends Model
-{
-    //
-}
diff --git a/database/migrations/2026_05_25_083147_drop_unused_tables.php b/database/migrations/2026_05_25_083147_drop_unused_tables.php
new file mode 100644
index 0000000..5776976
--- /dev/null
+++ b/database/migrations/2026_05_25_083147_drop_unused_tables.php
@@ -0,0 +1,20 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::dropIfExists('subscriptions');
+        Schema::dropIfExists('plans');
+        Schema::dropIfExists('coach_member');
+        Schema::dropIfExists('coach_profiles');
+    }
+
+    public function down(): void
+    {
+        // 這些表已確認廢棄，不提供還原
+    }
+};