diff --git a/backend/app/Http/Controllers/Api/FatherRelationsController.php b/backend/app/Http/Controllers/Api/FatherRelationsController.php
index af0e2399..e40da154 100644
--- a/backend/app/Http/Controllers/Api/FatherRelationsController.php
+++ b/backend/app/Http/Controllers/Api/FatherRelationsController.php
@@ -15,17 +15,18 @@ use App\Models\Meeting;
 use App\Models\MeetingApprovals;
 
 class FatherRelationsController extends Controller {
-    public function check (Request $r) {
-        
-        $father_id = (int)$r->father_id;
-        
-        if (FatherRelation::select('id')->where('father_id', $father_id)->count() == 0) {
+    public function checkNull () {
+        if (FatherRelation::select('id')->where('father_id', (int)session()->get('fathers')['id'])->count() == 0) {
             return ['status_code' => 401, 'error_messages' => ['契約上限数に達した為、メンバー追加できません。']];
         }
 
-        $father = Father::select('relation_limit')->where('id', $father_id)->first();
+        return ['status_code' => 200];
+    }
 
-        if ($father->relation_limit <= FatherRelation::select('id')->where('father_id', $father_id)->count()) {
+    public function check () {
+        $father = Father::select('relation_limit')->where('id', (int)session()->get('fathers')['id'])->first();
+
+        if ($father->relation_limit <= FatherRelation::select('id')->where('father_id', (int)session()->get('fathers')['id'])->count()) {
             return ['status_code' => 401, 'error_messages' => ['契約上限数に達した為、メンバー追加できません。']];
         }
 
diff --git a/backend/app/Http/Controllers/Api/MeetingsController.php b/backend/app/Http/Controllers/Api/MeetingsController.php
index 81b0b120..754ba081 100644
--- a/backend/app/Http/Controllers/Api/MeetingsController.php
+++ b/backend/app/Http/Controllers/Api/MeetingsController.php
@@ -447,7 +447,7 @@ class MeetingsController extends Controller {
         $child_select = ['image'];
 
         // 取得に成功
-        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->where('is_favorite', 0)->orderBy('created_at', 'desc')->get())) {
+        if (null === ($list = Meeting::select($meeting_select)->where('father_id', (int)session()->get('fathers')['id'])->where('is_favorite', 0)->orderBy('updated_at', 'desc')->get())) {
             return ['status_code' => 400];
         }
 
diff --git a/backend/routes/api.php b/backend/routes/api.php
index d0dd39f7..5bf34612 100644
--- a/backend/routes/api.php
+++ b/backend/routes/api.php
@@ -143,6 +143,7 @@ Route::group(['prefix' => 'fathers'], function () {
 
         // FatherRelationsController
         Route::group(['prefix' => 'relations'], function () {
+            Route::get('/checkNull', '\App\Http\Controllers\Api\FatherRelationsController@checkNull');
             Route::get('/check', '\App\Http\Controllers\Api\FatherRelationsController@check');
             Route::post('/register', '\App\Http\Controllers\Api\FatherRelationsController@register');
             Route::put('/updateHireDate/{child_id}', '\App\Http\Controllers\Api\FatherRelationsController@updateHireDate');