diff --git a/app/Models/ReceiptIssuingOrderSeqNumber.php b/app/Models/ReceiptIssuingOrderSeqNumber.php
index 7e34a77..5bc8b4c 100644
--- a/app/Models/ReceiptIssuingOrderSeqNumber.php
+++ b/app/Models/ReceiptIssuingOrderSeqNumber.php
@@ -5,6 +5,7 @@ namespace App\Models;
 
 /**
  * 削除ずみ
+ * @deprecated 
  */
 class ReceiptIssuingOrderSeqNumber extends AppModel
 {