diff --git a/src/app/api/qna/file/route.ts b/src/app/api/qna/file/route.ts
index 01930f2..602bbd6 100644
--- a/src/app/api/qna/file/route.ts
+++ b/src/app/api/qna/file/route.ts
@@ -1,33 +1,73 @@
 import axios from 'axios'
 import { NextResponse } from 'next/server'
 
+// export async function GET(request: Request) {
+//   const { searchParams } = new URL(request.url)
+//   const encodeFileNo = searchParams.get('encodeFileNo')
+//   const srcFileNm = searchParams.get('srcFileNm')
+
+//   if (!encodeFileNo) {
+//     return NextResponse.json({ error: 'encodeFileNo is required' }, { status: 400 })
+//   }
+
+//   try {
+//     const response = await axios.get(`${process.env.NEXT_PUBLIC_INQUIRY_API_URL}/api/file/downloadFile2`, {
+//       params: {
+//         encodeFileNo,
+//       },
+//       responseType: 'arraybuffer',
+//     })
+
+//     if (response.headers['content-type'] === 'text/html;charset=utf-8') {
+//       return NextResponse.json({ error: 'file not found' }, { status: 404 })
+//     }
+
+//     const contentType = response.headers['content-type'] || 'application/octet-stream'
+//     const contentDisposition = response.headers['content-disposition'] || 'inline'
+
+//     return new NextResponse(response.data, {
+//       status: 200,
+//       headers: {
+//         'Content-Type': contentType,
+//         'Content-Disposition': contentDisposition,
+//       },
+//     })
+//   } catch (error: any) {
+//     console.error('File download error:', error)
+//     return NextResponse.json({ error: error.response?.data || 'Failed to download file' }, { status: 500 })
+//   }
+// }
+
 export async function GET(request: Request) {
   const { searchParams } = new URL(request.url)
   const encodeFileNo = searchParams.get('encodeFileNo')
-
-  const srcFileNm = searchParams.get('srcFileNm')
+  const srcFileNm = searchParams.get('srcFileNm') || 'downloaded-file'
 
   if (!encodeFileNo) {
     return NextResponse.json({ error: 'encodeFileNo is required' }, { status: 400 })
   }
+
+  const url = `${process.env.NEXT_PUBLIC_INQUIRY_API_URL}/api/file/downloadFile2?encodeFileNo=${encodeFileNo}`
+
   try {
-    const response = await axios.get(`${process.env.NEXT_PUBLIC_INQUIRY_API_URL}/api/file/downloadFile2`, {
-      responseType: 'arraybuffer',
-      params: {
-        encodeFileNo,
-      },
-    })
-    if (response.headers['content-type'] === 'text/html;charset=utf-8') {
-      return NextResponse.json({ error: 'file not found' }, { status: 404 })
+    const resp = await fetch(url)
+
+    if (!resp.ok) {
+      return NextResponse.json({ error: 'Failed to download file' }, { status: 500 })
     }
-    return new NextResponse(response.data, {
+
+    const contentType = resp.headers.get('content-type') || 'application/octet-stream'
+    const contentDisposition = resp.headers.get('content-disposition') || `attachment; filename="${srcFileNm}"`
+
+    return new NextResponse(resp.body, {
       status: 200,
       headers: {
-        'Content-Type': 'application/octet-stream;charset=UTF-8',
-        'Content-Disposition': `attachment; filename="${srcFileNm}"`,
+        'Content-Type': contentType,
+        'Content-Disposition': contentDisposition,
       },
     })
   } catch (error: any) {
-    return NextResponse.json({ error: error.response.data }, { status: 500 })
+    console.error('File download error:', error)
+    return NextResponse.json({ error: error.response?.data || 'Failed to download file' }, { status: 500 })
   }
 }
diff --git a/src/components/inquiry/list/ListForm.tsx b/src/components/inquiry/list/ListForm.tsx
index badcbcd..878a7e5 100644
--- a/src/components/inquiry/list/ListForm.tsx
+++ b/src/components/inquiry/list/ListForm.tsx
@@ -5,7 +5,7 @@ import { useState } from 'react'
 
 export default function ListForm() {
   const router = useRouter()
-  const { inquiryListRequest, setInquiryListRequest, reset } = useInquiryFilterStore()
+  const { inquiryListRequest, setInquiryListRequest, reset, setOffset } = useInquiryFilterStore()
   const [searchKeyword, setSearchKeyword] = useState(inquiryListRequest.schTitle ?? '')
 
   const handleSearch = () => {
@@ -40,6 +40,19 @@ export default function ListForm() {
               onChange={(e) => setSearchKeyword(e.target.value)}
               onKeyDown={handleKeyDown}
             />
+            {searchKeyword && (
+              <button
+                className="del-icon"
+                onClick={() => {
+                  setSearchKeyword('')
+                  setInquiryListRequest({
+                    ...inquiryListRequest,
+                    schTitle: '',
+                  })
+                  setOffset(1)
+                }}
+              ></button>
+            )}
             <button className="search-icon" onClick={handleSearch}></button>
           </div>
         </div>
diff --git a/src/components/inquiry/list/ListTable.tsx b/src/components/inquiry/list/ListTable.tsx
index cbb88af..14ffece 100644
--- a/src/components/inquiry/list/ListTable.tsx
+++ b/src/components/inquiry/list/ListTable.tsx
@@ -86,7 +86,7 @@ export default function ListTable() {
         <div className="inquiry-table-filter">
           <div className="filter-check">
             <div className="check-form-box">
-              <input type="checkbox" id="ch01" onChange={handleMyInquiry} />
+              <input type="checkbox" id="ch01" onChange={handleMyInquiry} checked={inquiryListRequest.schRegId === session.userId} />
               <label htmlFor="ch01">私が書いたお問い合わせ</label>
             </div>
           </div>
diff --git a/src/components/survey-sale/list/SearchForm.tsx b/src/components/survey-sale/list/SearchForm.tsx
index 491e8db..3b910ee 100644
--- a/src/components/survey-sale/list/SearchForm.tsx
+++ b/src/components/survey-sale/list/SearchForm.tsx
@@ -15,7 +15,7 @@ export default function SearchForm({ memberRole, userId }: { memberRole: string;
       alert('2文字以上入力してください')
       return
     }
-    reset()
+    setOffset(0)
     setKeyword(searchKeyword)
     setSearchOption(option)
   }
@@ -72,6 +72,16 @@ export default function SearchForm({ memberRole, userId }: { memberRole: string;
               }
             }}
           />
+          {searchKeyword && (
+            <button
+              className="del-icon"
+              onClick={() => {
+                setSearchKeyword('')
+                setKeyword('')
+                setOffset(0)
+              }}
+            ></button>
+          )}
           <button className="search-icon" onClick={handleSearch}></button>
         </div>
       </div>
diff --git a/src/components/ui/common/Header.tsx b/src/components/ui/common/Header.tsx
index c8dd2f0..3c146cb 100644
--- a/src/components/ui/common/Header.tsx
+++ b/src/components/ui/common/Header.tsx
@@ -11,6 +11,8 @@ import { useSideNavState } from '@/store/sideNavState'
 import { useHeaderStore } from '@/store/header'
 import { useSessionStore } from '@/store/session'
 import { usePopupController } from '@/store/popupController'
+import { useSurveyFilterStore } from '@/store/surveyFilterStore'
+import { useInquiryFilterStore } from '@/store/inquiryFilterStore'
 
 import { useTitle } from '@/hooks/useTitle'
 import { useAxios } from '@/hooks/useAxios'
@@ -30,6 +32,9 @@ export default function Header() {
 
   const popupController = usePopupController()
 
+  const { setIsMySurvey } = useSurveyFilterStore()
+  const { setInquiryListRequest, inquiryListRequest } = useInquiryFilterStore()
+
   if (pathname === '/login') {
     return null
   }
@@ -80,13 +85,27 @@ export default function Header() {
               <div className="side-swiper-wrap">
                 <Swiper slidesPerView={1.6} spaceBetween={12} className="mySwiper">
                   <SwiperSlide>
-                    <div className="side-swiper-card">
+                    <div
+                      className="side-swiper-card"
+                      onClick={() => {
+                        setIsMySurvey(session?.userId)
+                        router.push('/survey-sale')
+                        setSideNavIsOpen(false)
+                      }}
+                    >
                       <div className="side-swiper-icon icon01"></div>
                       <div className="side-swiper-infor">私は作成した物件</div>
                     </div>
                   </SwiperSlide>
                   <SwiperSlide>
-                    <div className="side-swiper-card">
+                    <div
+                      className="side-swiper-card"
+                      onClick={() => {
+                        setInquiryListRequest({ ...inquiryListRequest, schRegId: session?.userId })
+                        router.push('/inquiry/list')
+                        setSideNavIsOpen(false)
+                      }}
+                    >
                       <div className="side-swiper-icon icon02"></div>
                       <div className="side-swiper-infor">私は作成したお問 い合わせ</div>
                     </div>
@@ -105,7 +124,7 @@ export default function Header() {
                     <button onClick={() => router.push('/survey-sale')}>調査物件一覧</button>
                   </li>
                   <li className="side-nav-item">
-                    <button onClick={() => router.push('/survey-sale/basic-info')}>調査物件登録</button>
+                    <button onClick={() => router.push('/survey-sale/regist')}>調査物件登録</button>
                   </li>
                   <li className="side-nav-item">
                     <button onClick={() => router.push('/inquiry/list')}>1:1お問い合わせ</button>
diff --git a/src/hooks/useInquiry.ts b/src/hooks/useInquiry.ts
index a5ed2ab..23b433e 100644
--- a/src/hooks/useInquiry.ts
+++ b/src/hooks/useInquiry.ts
@@ -76,19 +76,22 @@ export function useInquiry(
 
   const downloadFile = async (encodeFileNo: number, srcFileNm: string) => {
     try {
-      const resp = await axiosInstance(null).get<Blob>(`/api/qna/file`, { params: { encodeFileNo, srcFileNm } })
-      const blob = new Blob([resp.data], { type: 'application/octet-stream;charset=UTF-8' })
+      const resp = await fetch(`/api/qna/file?encodeFileNo=${encodeFileNo}&srcFileNm=${srcFileNm}`)
+
+      const blob = await resp.blob()
       const url = URL.createObjectURL(blob)
       const a = document.createElement('a')
       a.href = url
-      a.download = `${srcFileNm}`
+      a.download = srcFileNm
+      document.body.appendChild(a)
       a.click()
+      document.body.removeChild(a)
       URL.revokeObjectURL(url)
+
       return blob
-    } catch (error: any) {
-      if (error.response.status === 404) {
-        alert('ファイルが見つかりません')
-      }
+    } catch (error) {
+      console.error('File download error:', error)
+      alert('ファイルのダウンロードに失敗しました')
       return null
     }
   }