diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintActivity.java b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintActivity.java
index 8a5a6b7..ef21a4c 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintActivity.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/paint/PaintActivity.java
@@ -32,8 +32,6 @@
     private PaintViewModel paintViewModel;
     private PageViewModel pageViewModel;
 
-    private boolean buttonView = false;
-
     //-----------------------------------------------------------------
     //-----------------------------------------------------------------
     @Override
@@ -60,12 +58,6 @@
     }
 
     //-----------------------------------------------------------------
-    @Override
-    protected void onPause() {
-        super.onPause();
-    }
-
-    //-----------------------------------------------------------------
     //-----------------------------------------------------------------
     //  init
     private void init() {
@@ -115,12 +107,6 @@
         });
 
     }
-
-    //------------------------------------------------------------------
-    @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-        super.onActivityResult(requestCode, resultCode, data);
-    }
     //------------------------------------------------------------------
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageActivity.java b/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageActivity.java
index 20ed231..1cac73a 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageActivity.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageActivity.java
@@ -51,10 +51,11 @@
 
     //-----------------------------------------------------------------
     //-----------------------------------------------------------------
-    // ページのサイズを取得し続ける
+    // ページのサイズとサムネを取得し続ける
     @Override
     public void run() {
         pageViewModel.getPageSizeRequest();
+        pageViewModel.getPageThumbnailRequest();
     }
 
     //-----------------------------------------------------------------
@@ -88,23 +89,23 @@
         pageViewModel.switchToEditPageRequest(event);
     }
 
-    //-----------------------------------------------------------------
-    //
-    @Override
-    public boolean onTouchEvent(MotionEvent event) {
-        int action = event.getActionMasked();
-
-        //-----------------------------------------------------------------
-        switch (action) {
-
-            case MotionEvent.ACTION_MOVE:
-                slidePage(event);
-
-                break;
-        }
-
-        return true;
-    }
+//    //-----------------------------------------------------------------
+//    //
+//    @Override
+//    public boolean onTouchEvent(MotionEvent event) {
+//        int action = event.getActionMasked();
+//
+//        //-----------------------------------------------------------------
+//        switch (action) {
+//
+//            case MotionEvent.ACTION_MOVE:
+//                slidePage(event);
+//
+//                break;
+//        }
+//
+//        return true;
+//    }
 
     //-----------------------------------------------------------------
     //-----------------------------------------------------------------
@@ -131,6 +132,8 @@
         webView.getSettings().setLoadWithOverviewMode(true);
         webView.getSettings().setUseWideViewPort(true);
         webView.getSettings().setSupportZoom(false);
+        webView.clearCache(true);
+        webView.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
     }
 
     //-----------------------------------------------------------------
@@ -141,8 +144,6 @@
             @Override
             public void onChanged(Integer pageNo) {
                 binding.textPageNo.setText(String.valueOf(pageNo));
-
-                pageViewModel.getPageThumbnailRequest();
             }
         });
 
@@ -150,10 +151,7 @@
         pageViewModel.getPages().observe(this, new Observer<HashMap<Integer, String>>() {
             @Override
             public void onChanged(HashMap<Integer, String> s) {
-                binding.pageWebview.clearCache(true);
-                binding.pageWebview.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
                 binding.pageWebview.loadUrl(s.get(pageViewModel.getCurPageNo().getValue()));
-                Log.d("a", "onFailure: -----------------------OK:Obs");
             }
         });
 
diff --git a/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageViewModel.java b/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageViewModel.java
index bb2095c..d7cd5d5 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageViewModel.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/views/paint/page/PageViewModel.java
@@ -15,7 +15,7 @@
 import java.util.HashMap;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 
-public class PageViewModel extends ViewModel implements Runnable {
+public class PageViewModel extends ViewModel {
 
     private PaintModelContainer paintModelContainer;
 
@@ -25,9 +25,6 @@
     private MutableLiveData<Integer> mPageSize = new MutableLiveData<>(0);
     private MutableLiveData<HashMap<Integer, String>> mPages = new MutableLiveData<>(new HashMap<>());
 
-
-    private ScheduledThreadPoolExecutor thread = new ScheduledThreadPoolExecutor(1);
-
     //-----------------------------------------------------------------
     // getter
     public LiveData<Integer> getCurPageNo() {
@@ -130,7 +127,6 @@
     // ページのサムネイル取得
     public void getPageThumbnailRequest() {
         PageConnectionModel pageConnectionModel = paintModelContainer.getPageConnectionModel();
-
         pageConnectionModel.getPageThumb(mPages);
     }
 
@@ -142,25 +138,10 @@
 
     //-----------------------------------------------------------------
     //
-    public void resetPageNo(){
+    public void resetPageNo() {
         PageOperationModel pageOperationModel = paintModelContainer.getPageOperationModel();
         pageOperationModel.resetEditingPageNo(mCurPageNo);
     }
 
-
-    //-----------------------------------------------------------------
-    //-----------------------------------------------------------------
-    // 一定間隔でサーバー上の筆跡を取得する（GET）
-    @Override
-    public void run() {
-        paintModelContainer.getPageConnectionModel().getPageSize(mPageSize);
-    }
-
-    //-----------------------------------------------------------------
-    //
-    public void stop() {
-        thread.shutdown();
-    }
-
     //-----------------------------------------------------------------
 }