diff --git a/src/components/inquiry/Detail.tsx b/src/components/inquiry/Detail.tsx
index eaac1fe..d1894bd 100644
--- a/src/components/inquiry/Detail.tsx
+++ b/src/components/inquiry/Detail.tsx
@@ -44,7 +44,7 @@ export default function Detail() {
                 </tr>
                 <tr>
                   <th>販売店</th>
-                  <td>{isBuilderOrPartner ? '-' : inquiryDetail?.storeNm}</td>
+                  <td>{isBuilderOrPartner ? '-' : inquiryDetail?.storeNm ?? ' - '}</td>
                 </tr>
                 <tr>
                   <th>E-mail</th>
diff --git a/src/components/popup/SurveySaleSubmitPopup.tsx b/src/components/popup/SurveySaleSubmitPopup.tsx
index 5146d75..2093c38 100644
--- a/src/components/popup/SurveySaleSubmitPopup.tsx
+++ b/src/components/popup/SurveySaleSubmitPopup.tsx
@@ -171,7 +171,7 @@ export default function SurveySaleSubmitPopup() {
     <p style="font-size: 13px; font-weight: 400; color: #2e3a59; margin-bottom: 3px;">
       -販売店名：
       <span style="color: #417DDC;">
-        ${surveyDetail?.store} (${surveyDetail?.storeId})
+        ${surveyDetail?.store} (${surveyDetail?.storeId ?? ' - '})
       </span>
     </p>
     <p style="font-size: 13px; font-weight: 400; color: #2e3a59; margin-bottom: 15px;">