diff --git a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
index 64d51ea..a9a6df6 100644
--- a/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
+++ b/app/src/main/java/org/ntlab/irisclient/viewmodels/DrawingStateViewModel.java
@@ -25,9 +25,12 @@
 
     final private MutableLiveData<Integer> stateMutableLiveData=new MutableLiveData<>();
     final private MutableLiveData<Integer> dnoMutableLiveData=new MutableLiveData<>();
+    final private MutableLiveData<String> drawingMutableLiveData = new MutableLiveData<>();
+
     final private Retrofit retrofit;
     private Integer drawingStatePreData;
     private Integer dnoPreData;
+    private String drawingPreData;
     private String rid;
     private String nickName;
 
@@ -118,13 +121,39 @@
         updateState(rid);
         updateDno(rid, nickName);
     }
-    public String putDrawing(/*Bitmap image*/){
-//        ByteArrayOutputStream stream = new ByteArrayOutputStream();
-//        image.compress(Bitmap.CompressFormat.PNG, 100, stream);
-//        byte[] byteArray = stream.toByteArray();
-        String string = "sample";
-        Base64.Encoder encoder = Base64.getEncoder();
-        String encoded = encoder.encodeToString(string.getBytes());
-        return encoded;
+
+    public void putDrawing(/*Bitmap image*/String rid , int dno, String drawingStr) {
+
+        final DrawingRest drawingRest = retrofit.create(DrawingRest.class);
+//      LiveData<Integer> dno = getDno();
+        Call<String> call = drawingRest.putDrawing(rid, dno, drawingStr );
+
+        call.enqueue(new Callback<String>() {
+            @Override
+            public void onResponse(Call<String> call, Response<String> response) {
+                //ByteArrayOutputStream stream = new ByteArrayOutputStream();
+                //image.compress(Bitmap.CompressFormat.PNG, 100, stream);
+                //byte[] byteArray = stream.toByteArray();
+                String string = "sample";
+                Base64.Encoder encoder = Base64.getEncoder();
+                String encoded = encoder.encodeToString(string.getBytes());
+                drawingMutableLiveData.setValue(encoded);
+                System.out.println(encoded);
+                if (response.isSuccessful()){
+                    if(response.body().equals(drawingPreData)){
+                        //値が一緒なら書き換えない
+                    }else{
+                        //値が異なるときのみライブデータを上書き
+//                        keywordsMutableLiveData.setValue(encoded);
+//                        System.out.println(encoded);
+                        drawingPreData = response.body();
+                    }
+                }
+            }
+
+            @Override
+            public void onFailure(Call<String> call, Throwable t) {
+            }
+        });
     }
 }