diff --git a/src/main/java/org/ntlab/nemophila/models/shops/Shop.java b/src/main/java/org/ntlab/nemophila/models/shops/Shop.java
index 074ad45..59368ca 100644
--- a/src/main/java/org/ntlab/nemophila/models/shops/Shop.java
+++ b/src/main/java/org/ntlab/nemophila/models/shops/Shop.java
@@ -1,6 +1,8 @@
 package org.ntlab.nemophila.models.shops;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import org.ntlab.nemophila.models.accounts.Post;
+import java.util.ArrayList;
 
 public class Shop {
     @JsonProperty("id")
@@ -11,6 +13,8 @@
     private double longitude;
     @JsonProperty("latitude")
     private double latitude;
+    @JsonProperty("posts")
+    private ArrayList<Post> posts = new ArrayList<>();
 
     //Getter
     public String getId() {
@@ -39,4 +43,18 @@
     public void  setLatitude(double latitude) {
         latitude = latitude;
     }
+
+    //postsに関するメソッド
+    public void addPost(Post newPost) {
+        posts.add(newPost);
+    }
+    public void deletePost(Post post) {
+        posts.remove(post);
+    }
+    public Post getposts(int index) {
+        return posts.get(index);
+    }
+    public int getPostsCount() {
+        return posts.size();
+    }
 }