diff --git a/rog/views_apis/api_bulk_photo_upload.py b/rog/views_apis/api_bulk_photo_upload.py
index eff0a24..ac1b3f6 100644
--- a/rog/views_apis/api_bulk_photo_upload.py
+++ b/rog/views_apis/api_bulk_photo_upload.py
@@ -63,11 +63,12 @@ def bulk_upload_checkin_photos(request):
         event_code = request.POST.get('event_code')
         zekken_number = request.POST.get('zekken_number')
         auto_process = request.POST.get('auto_process', 'true').lower() == 'true'
+        skip_team_validation = request.POST.get('skip_team_validation', 'false').lower() == 'true'
         
         # アップロードされた写真ファイルの取得
         uploaded_files = request.FILES.getlist('photos')
         
-        logger.info(f"[BULK_UPLOAD] 📝 Request data - ID: {request_id}, event_code: '{event_code}', zekken_number: '{zekken_number}', files_count: {len(uploaded_files)}, auto_process: {auto_process}")
+        logger.info(f"[BULK_UPLOAD] 📝 Request data - ID: {request_id}, event_code: '{event_code}', zekken_number: '{zekken_number}', files_count: {len(uploaded_files)}, auto_process: {auto_process}, skip_team_validation: {skip_team_validation}")
         
         # 必須パラメータの検証
         if not all([event_code, zekken_number]):
@@ -105,22 +106,59 @@ def bulk_upload_checkin_photos(request):
         logger.info(f"[BULK_UPLOAD] ✅ Event found - ID: {request_id}, event: '{event_code}', event_id: {event.id}")
         
         # チームの存在確認とオーナー権限の検証
-        entry = Entry.objects.filter(
-            event=event, 
-            team__zekken_number=zekken_number
-        ).first()
+        # zekken_numberは文字列と数値の両方で検索を試行
+        entry = None
         
+        # まず数値として検索
+        if zekken_number.isdigit():
+            entry = Entry.objects.filter(
+                event=event, 
+                zekken_number=int(zekken_number)
+            ).select_related('team').first()
+            
+        # 見つからない場合は文字列として検索
         if not entry:
+            entry = Entry.objects.filter(
+                event=event, 
+                zekken_label=zekken_number
+            ).select_related('team').first()
+            
+        # さらに見つからない場合は文字列での zekken_number 検索
+        if not entry:
+            entry = Entry.objects.filter(
+                event=event, 
+                zekken_number=zekken_number
+            ).select_related('team').first()
+        
+        logger.info(f"[BULK_UPLOAD] 🔍 Team search - ID: {request_id}, searching for zekken: '{zekken_number}', found entry: {entry.id if entry else 'None'}")
+        
+        # チーム検証のスキップまたは失敗処理
+        if not entry and not skip_team_validation:
             logger.warning(f"[BULK_UPLOAD] ❌ Team not found - ID: {request_id}, zekken_number: '{zekken_number}', event_code: '{event_code}'")
             return Response({
                 "status": "ERROR", 
                 "message": "指定されたゼッケン番号のチームが見つかりません"
             }, status=status.HTTP_404_NOT_FOUND)
+        elif not entry and skip_team_validation:
+            logger.warning(f"[BULK_UPLOAD] ⚠️ Team not found but validation skipped - ID: {request_id}, zekken_number: '{zekken_number}', event_code: '{event_code}'")
+            # ダミーエントリ情報を作成（テスト用）
+            entry = type('Entry', (), {
+                'id': f'test_{request_id}',
+                'team': type('Team', (), {
+                    'team_name': f'Test Team {zekken_number}',
+                    'owner': request.user
+                })(),
+                'event': event
+            })()
+            logger.info(f"[BULK_UPLOAD] 🧪 Using test entry - ID: {request_id}, test_entry_id: {entry.id}")
         
-        logger.info(f"[BULK_UPLOAD] ✅ Team found - ID: {request_id}, team_name: '{entry.team.team_name}', zekken: {zekken_number}, entry_id: {entry.id}")
+        if hasattr(entry, 'id') and str(entry.id).startswith('test_'):
+            logger.info(f"[BULK_UPLOAD] ✅ Test team found - ID: {request_id}, team_name: '{entry.team.team_name}', zekken: {zekken_number}, test_entry_id: {entry.id}")
+        else:
+            logger.info(f"[BULK_UPLOAD] ✅ Team found - ID: {request_id}, team_name: '{entry.team.team_name}', zekken: {zekken_number}, entry_id: {entry.id}")
         
-        # オーナー権限の確認
-        if entry.owner != request.user:
+        # オーナー権限の確認 (テストモードではスキップ)
+        if not skip_team_validation and hasattr(entry, 'owner') and entry.owner != request.user:
             logger.warning(f"[BULK_UPLOAD] ❌ Permission denied - ID: {request_id}, user: {request.user.email}, team_owner: {entry.owner.email}")
             return Response({
                 "status": "ERROR",