diff --git a/app/src/main/java/com/example/citrusclient/views/FavoritesBooksFragment.java b/app/src/main/java/com/example/citrusclient/views/FavoritesBooksFragment.java
new file mode 100644
index 0000000..2e70529
--- /dev/null
+++ b/app/src/main/java/com/example/citrusclient/views/FavoritesBooksFragment.java
@@ -0,0 +1,180 @@
+package com.example.citrusclient.views;
+
+import android.content.res.ColorStateList;
+import android.graphics.Color;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.example.citrusclient.Citrus;
+import com.example.citrusclient.R;
+import com.example.citrusclient.models.Book;
+
+import java.util.HashMap;
+
+/**
+ * A simple {@link Fragment} subclass.
+ * Use the {@link FavoritesBooksFragment#newInstance} factory method to
+ * create an instance of this fragment.
+ */
+public class FavoritesBooksFragment extends Fragment {
+
+    // TODO: Rename parameter arguments, choose names that match
+    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+    private static final String ARG_PARAM1 = "param1";
+    private static final String ARG_PARAM2 = "param2";
+
+    // TODO: Rename and change types of parameters
+    private String mParam1;
+    private String mParam2;
+
+    public FavoritesBooksFragment() {
+        // Required empty public constructor
+    }
+
+    /**
+     * Use this factory method to create a new instance of
+     * this fragment using the provided parameters.
+     *
+     * @param param1 Parameter 1.
+     * @param param2 Parameter 2.
+     * @return A new instance of fragment FavoritesBooksFragment.
+     */
+    // TODO: Rename and change types and number of parameters
+    public static FavoritesBooksFragment newInstance(String param1, String param2) {
+        FavoritesBooksFragment fragment = new FavoritesBooksFragment();
+        Bundle args = new Bundle();
+        args.putString(ARG_PARAM1, param1);
+        args.putString(ARG_PARAM2, param2);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            mParam1 = getArguments().getString(ARG_PARAM1);
+            mParam2 = getArguments().getString(ARG_PARAM2);
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_favorites_books, container, false);
+    }
+
+
+    private HashMap<String, HashMap<Integer,Book>> bookList;
+    HashMap<Integer, Book> books;
+    HashMap<Integer, Book> integerBookHashMap;
+    HashMap<String, HashMap<Integer, Book>> data;
+
+    @Override
+    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+        Citrus citrus = (Citrus) (getActivity().getApplication());
+        bookList = new HashMap<>();
+        HashMap<Integer, Book> nittaBooks = new HashMap<>();
+        nittaBooks.put(1, new Book("niita", 1, "ダイエット", true, "#7744FF"));
+        nittaBooks.put(3, new Book("niita", 3, "PHP", true, "#FF4455"));
+        bookList.put("nitta", nittaBooks);
+
+        // いいねした本の一覧を返すのに必要
+        RecyclerView recyclerView = view.findViewById(R.id.my_favorites_list);  //いいねした本の一覧
+        recyclerView.setHasFixedSize(true); //サイズの固定
+        RecyclerView.LayoutManager layoutManager = new GridLayoutManager(view.getContext(), 3);  //何列にするか
+        recyclerView.setLayoutManager(layoutManager);
+        FavoritesBooksAdapter favoritesBooksAdapter = new FavoritesBooksAdapter(bookList);
+        recyclerView.setAdapter(favoritesBooksAdapter);
+
+    }
+}
+
+
+class FavoritesBooksAdapter extends RecyclerView.Adapter<FavoritesBooksAdapter.FavoritesBooksViewHolder> {
+    private HashMap<String, HashMap<Integer,Book>> favoritesBooksList;
+    //private HashMap<Integer, Book> integerBookHashMap;
+    //private HashMap<String, HashMap<Integer, Book>> data;
+
+    FavoritesBooksAdapter(HashMap<String,HashMap<Integer,Book>> favoritesBooksList) { //初期化
+        this.favoritesBooksList = favoritesBooksList;
+    //    this.data = data;
+    //    this.integerBookHashMap = new HashMap<>();
+    }
+
+    public void setFavoritesBooks(HashMap<String, HashMap<Integer,Book>> favoritesBooksList) {
+        this.favoritesBooksList = favoritesBooksList;
+//        if(integerBookHashMap != null) {
+//            this.integerBookHashMap = new HashMap<>(integerBookHashMap);
+//        } else {
+//            this.integerBookHashMap = new HashMap<>();
+//        }
+        notifyDataSetChanged();
+    }
+
+
+    @NonNull
+    @Override
+    public FavoritesBooksViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.a_favorites_book, parent, false);
+        return new FavoritesBooksViewHolder(view);
+    }
+    @Override
+    public void onBindViewHolder(@NonNull FavoritesBooksViewHolder holder, int position) {  //表示に関係する
+//        book = favoritesBooksList.get(position);
+//        holder.favorites_book.setText(book.getTitle());
+//
+//        TextView other = (TextView) view.findViewById(R.id.other_id);
+//
+//        holder.favorites_book.setText(book.getTitle());
+
+        int count = 0;
+        for (String otherAccountId: favoritesBooksList.keySet()) {
+            HashMap<Integer, Book> bookMap = favoritesBooksList.get(otherAccountId);
+            for (Integer bookId : bookMap.keySet()) {
+                Book book = bookMap.get(bookId);
+                if (count == position){
+                    holder.other_id.setText(otherAccountId);
+                    holder.favorites_book.setText(book.getTitle());
+                    int parsedColor = Color.parseColor(book.getColor());
+                    holder.favorites_book.setBackgroundTintList(ColorStateList.valueOf(parsedColor));
+                    return;
+                }
+                count++;
+
+            }
+
+        }
+    }
+
+
+    static class FavoritesBooksViewHolder extends RecyclerView.ViewHolder {
+        TextView other_id;
+        Button favorites_book;
+
+        public FavoritesBooksViewHolder(@NonNull View itemView) {
+            super(itemView);
+            favorites_book = itemView.findViewById(R.id.favorites_book);
+            other_id = itemView.findViewById(R.id.other_id);
+        }
+    }
+
+    @Override
+    public int getItemCount() {
+        return favoritesBooksList.size();
+    } // これがないとclassにエラー
+
+}