diff --git a/AgileWorks/AgileWorks/Main/View/MainTabBarViewController.swift b/AgileWorks/AgileWorks/Main/View/MainTabBarViewController.swift
index 2de52faab9322488a840234a8020a86a9747b35f..e4df9c02d152f48b4439b464430ecd5bcaca17a7 100644
--- a/AgileWorks/AgileWorks/Main/View/MainTabBarViewController.swift
+++ b/AgileWorks/AgileWorks/Main/View/MainTabBarViewController.swift
@@ -137,22 +137,5 @@ extension MainTabBarViewController: UITabBarControllerDelegate {
                                 selectedTabIndex = tabBarController.selectedIndex
             }
         }
-        // 多言語対応
-        let sessionEndpoint = GetSessionEndpoint()
-
-        Session.send(sessionEndpoint) { result in
-            switch result {
-            // セッション情報取得成功
-            case .success(let response):
-                setStringsName(language: response.user.displayLanguage)
-                // 固定文言再設定
-                DispatchQueue.main.async {
-                    self.setupFixedWording()
-                }
-            // セッション情報取得失敗
-            case .failure(let error):
-                log.e(error)
-            }
-        }
     }
 }
diff --git a/AgileWorks/AgileWorks/WebView/View/WebViewController.swift b/AgileWorks/AgileWorks/WebView/View/WebViewController.swift
index eae82e9cae950daa08e5e0cfdf4fdcb9102afd5a..6f488f703a9a1918b31b7956bd1437253c5c02dc 100644
--- a/AgileWorks/AgileWorks/WebView/View/WebViewController.swift
+++ b/AgileWorks/AgileWorks/WebView/View/WebViewController.swift
@@ -37,8 +37,8 @@ class WebViewController: UIViewController {
     var tabTitleKey: String!
     // 現在表示中のURL
     var nowURL: String!
-    // 初期ロード完了フラグ
-    var initLoadComp = false
+    //  描画完了フラグ
+    var drawingComp = false
 
     // 書類表示時 URL
     let docUrl: [String] = ["Mobile#docDetail", "#docDetail"]
@@ -69,7 +69,7 @@ class WebViewController: UIViewController {
 
         //アプリからタブを開く
         if !openByWidget {
-            self.updateSession(isInit: true)
+            self.updateSession(isInit: true, showError: true)
         }
         // ネットワークオフラインView関連セットアップ
         self.setDisconnectView()
@@ -200,7 +200,7 @@ class WebViewController: UIViewController {
     }
 
     // token チェック
-    func updateSession(isInit: Bool) {
+    func updateSession(isInit: Bool, showError: Bool) {
         print("updteSession")
         if !AppDelegate.appShared.getOnlineStatus() {
             return
@@ -212,13 +212,21 @@ class WebViewController: UIViewController {
             // セッション情報取得成功
             case .success(let response):
                 KeychainDataStore().writeSessionID(sessionID: response.sessionId)
+                setStringsName(language: response.user.displayLanguage)
                 if isInit {
                     // 画面ロード
                     DispatchQueue.main.async {
                         self.loadWebView(url: self.loadURL)
-                        self.initLoadComp = true
+                        self.drawingComp = true
                     }
                 } else {
+                    if self.loadURL == self.nowURL {
+                        DispatchQueue.main.async {
+                            if let mainTabBarVC = self.parent?.parent as? MainTabBarViewController {
+                                mainTabBarVC.setupFixedWording()
+                            }
+                        }
+                    }
                     // Cookie 変更
                     self.setSessionId()
                 }
@@ -242,19 +250,21 @@ class WebViewController: UIViewController {
                     break
                 }
                 // リフレッシュトークン更新エラーの場合
-                if refreshError {
-                    DispatchQueue.main.async {
-                        let title = getDisplayString(key: "RefreshTokenUpdateErrorTitle", comment: "")
-                        let message = getDisplayString(key: "RefreshTokenUpdateError", comment: "")
-                        let defaultAction = AppDelegate.shared.rootViewController.logoutDefaultAction(title: getDisplayString(key: "OK", comment: ""))
-                        AppDelegate.shared.rootViewController.showAlertScreen(view: self, title: title, message: message, defaultAction: defaultAction, cancelAction: nil)
-                    }
-                // その他エラーの場合
-                } else {
-                    DispatchQueue.main.async {
-                        let message = getDisplayString(key: "UnknownNetworkError", comment: "")
-                        let defaultAction = UIAlertAction(title: getDisplayString(key: "OK", comment: ""), style: .default) { _ in }
-                        AppDelegate.shared.rootViewController.showAlertScreen(view: self, title: "", message: message, defaultAction: defaultAction, cancelAction: nil)
+                if showError {
+                    if refreshError {
+                        DispatchQueue.main.async {
+                            let title = getDisplayString(key: "RefreshTokenUpdateErrorTitle", comment: "")
+                            let message = getDisplayString(key: "RefreshTokenUpdateError", comment: "")
+                            let defaultAction = AppDelegate.shared.rootViewController.logoutDefaultAction(title: getDisplayString(key: "OK", comment: ""))
+                            AppDelegate.shared.rootViewController.showAlertScreen(view: self, title: title, message: message, defaultAction: defaultAction, cancelAction: nil)
+                        }
+                    // その他エラーの場合
+                    } else {
+                        DispatchQueue.main.async {
+                            let message = getDisplayString(key: "UnknownNetworkError", comment: "")
+                            let defaultAction = UIAlertAction(title: getDisplayString(key: "OK", comment: ""), style: .default) { _ in }
+                            AppDelegate.shared.rootViewController.showAlertScreen(view: self, title: "", message: message, defaultAction: defaultAction, cancelAction: nil)
+                        }
                     }
                 }
             }
@@ -291,7 +301,7 @@ class WebViewController: UIViewController {
                     }
                 }
                 AppDelegate.appShared.setOnlineStatus(isOnline: false)
-                self?.initLoadComp = false
+                self?.drawingComp = false
             }
         }
         // モニタリングスタート
@@ -311,7 +321,7 @@ class WebViewController: UIViewController {
                 
                 DispatchQueue.main.async {
                     // token チェック
-                    self.updateSession(isInit: false)
+                    self.updateSession(isInit: false, showError: true)
                 }
                 // 画面リロードチェック
                 self.isShowDoc = false
@@ -375,17 +385,21 @@ class WebViewController: UIViewController {
     // WebView Reload
     func reloadWebView(sameTab: Bool) {
         var viewReload = false
+        var updateSessionFlg = false
         if subViewStack.isEmpty {
-            if loadURL != nowURL {
-                viewReload = true
-            } else if !initLoadComp {
-                viewReload = true
-                initLoadComp = true
-            } else {
-                if !sameTab {
+            if nowURL != nil {
+                if loadURL != nowURL {
                     viewReload = true
-                } else if reloadTab {
+                } else if !drawingComp {
                     viewReload = true
+                    drawingComp = true
+                } else {
+                    if !sameTab {
+                        viewReload = true
+                    } else if reloadTab {
+                        viewReload = true
+                    }
+                    updateSessionFlg = true
                 }
             }
         } else {
@@ -401,8 +415,11 @@ class WebViewController: UIViewController {
             }
             loadWebView(url: self.loadURL)
         }
+        if updateSessionFlg {
+            updateSession(isInit: false, showError: false)
+        }
     }
-    //ログイン画面の固定文言表示
+    //タブの固定文言表示
     func setupFixedWording() {
         self.navigationItem.title = getDisplayString(key: tabTitleKey, comment: "")
         disconnectLabel.text = getDisplayString(key: "DisconnectNetworkLabel", comment: "")