diff --git a/src/app.js b/src/app.js
index 289307b..de2379c 100644
--- a/src/app.js
+++ b/src/app.js
@@ -83,6 +83,9 @@ function createHamburgerMenu() {
 `;
 menu.innerHTML += `
   <div class="menu-item" data-action="editTitle">ページタイトルを編集</div>
+`;
+menu.innerHTML += `
+  <div class="menu-item" data-action="uploadAll">Upload All</div>
 `;
   document.body.appendChild(menu);
 
@@ -136,6 +139,9 @@ menu.innerHTML += `
         case 'editTitle':
           editPageTitle();
           break;
+          case 'uploadAll':
+            uploadAllData();
+            break;
     }
     menu.style.display = 'none';
   });
@@ -153,6 +159,15 @@ menu.innerHTML += `
   return { hamburger, menu };
 }
 
+function uploadAllData(tray = getRootElement().__trayInstance){
+  if (tray.uploadData){
+    tray.uploadData();
+  }
+  if (tray.children.length){
+    tray.children.map(t=>uploadAllData(t))
+  }
+}
+
 function editPageTitle() {
   const currentTitle = document.title;
   const newTitle = prompt("新しいページタイトルを入力してください:", currentTitle);