diff --git a/app/Services/RegisterService.php b/app/Services/RegisterService.php
index d55fa7f..e69c876 100644
--- a/app/Services/RegisterService.php
+++ b/app/Services/RegisterService.php
@@ -30,7 +30,7 @@ class RegisterService
      *                         'company_scale' => string (optional),
      *                         'industry' => string (optional),
      *                         ]
-     * @return array ['user' => array, 'tenant' => array]
+     * @return array ['user' => array, 'tenant' => array, 'menus' => array, 'roles' => array]
      */
     public static function register(array $params): array
     {
@@ -113,7 +113,7 @@ public static function register(array $params): array
                 ->get(['id', 'parent_id', 'name', 'url', 'icon', 'sort_order', 'is_external', 'external_url'])
                 ->toArray();
 
-            // 12. Return user, tenant, and menus data
+            // 12. Return user, tenant, menus, and roles data
             return [
                 'user' => [
                     'id' => $user->id,
@@ -131,6 +131,13 @@ public static function register(array $params): array
                     'options' => $tenant->options,
                 ],
                 'menus' => $menus,
+                'roles' => [
+                    [
+                        'id' => $role->id,
+                        'name' => $role->name,
+                        'description' => $role->description,
+                    ],
+                ],
             ];
         });
     }
diff --git a/app/Swagger/v1/RegisterApi.php b/app/Swagger/v1/RegisterApi.php
index c7a428d..e4b9c0d 100644
--- a/app/Swagger/v1/RegisterApi.php
+++ b/app/Swagger/v1/RegisterApi.php
@@ -90,6 +90,19 @@
  *                         @OA\Property(property="is_external", type="integer", example=0, description="외부 링크 여부 (0: 내부, 1: 외부)"),
  *                         @OA\Property(property="external_url", type="string", example=null, nullable=true, description="외부 링크 URL")
  *                     )
+ *                 ),
+ *                 @OA\Property(
+ *                     property="roles",
+ *                     type="array",
+ *                     description="생성된 역할 목록 (시스템 관리자 역할 1개)",
+ *
+ *                     @OA\Items(
+ *                         type="object",
+ *
+ *                         @OA\Property(property="id", type="integer", example=1, description="역할 ID"),
+ *                         @OA\Property(property="name", type="string", example="system_manager", description="역할명"),
+ *                         @OA\Property(property="description", type="string", example="시스템 관리자", description="역할 설명")
+ *                     )
  *                 )
  *             )
  *         )