diff --git a/app/src/main/java/com/example/citrusclient/views/MyAdapter.java b/app/src/main/java/com/example/citrusclient/views/MyAdapter.java
index 6c00b37..1086bcf 100644
--- a/app/src/main/java/com/example/citrusclient/views/MyAdapter.java
+++ b/app/src/main/java/com/example/citrusclient/views/MyAdapter.java
@@ -125,29 +125,18 @@
     @Override
     public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
         Book currentBook = filteredList.get(position);
-        holder.bind(currentBook);
+        holder.bind(currentBook); // bindメソッドで設定
 
-        holder.authorTextView.setText(filteredList.get(position).getAccountId());
-        holder.authorTextView.setHeight(30);
-        holder.authorTextView.setWidth(100);
-
-        Book publicData = this.filteredList.get(position);
-        holder.titleTextView.setText(publicData.getTitle());
-
+        // 背景色の設定
         int red, green, blue;
-        if (publicData.getColor() == null || publicData.getColor().length() < 7) {
-            red = 255;
-            green = 255;
-            blue = 255;
+        if (currentBook.getColor() == null || currentBook.getColor().length() < 7) {
+            red = 255; green = 255; blue = 255;
         } else {
-            red = Integer.parseInt(publicData.getColor().substring(1, 3), 16);
-            green = Integer.parseInt(publicData.getColor().substring(3, 5), 16);
-            blue = Integer.parseInt(publicData.getColor().substring(5, 7), 16);
-            System.out.println("redColor is "+red);
+            red = Integer.parseInt(currentBook.getColor().substring(1, 3), 16);
+            green = Integer.parseInt(currentBook.getColor().substring(3, 5), 16);
+            blue = Integer.parseInt(currentBook.getColor().substring(5, 7), 16);
         }
-
         holder.titleTextView.setBackgroundColor(Color.rgb(red, green, blue));
-
         holder.titleTextView.setTextColor(Color.rgb(255 - red, 255 - green, 255 - blue));
 //        holder.titleTextView.setOnClickListener(v -> {
 //            Calendar c = Calendar.getInstance();
@@ -170,7 +159,9 @@
     public void setBooks(List<Book> books) {
         originalList.clear();
         originalList.addAll(books);
-        filter(""); // 空のクエリで全てのアイテムを表示
+        filteredList.clear(); // フィルタリングされたリストもクリア
+        filteredList.addAll(originalList); // 元のリストの内容を追加
+        notifyDataSetChanged(); // アダプターを更新
     }
 
     // フィルタリングメソッド