diff --git a/src/main/java/org/ntlab/nemophila/models/accounts/Account.java b/src/main/java/org/ntlab/nemophila/models/accounts/Account.java
index 61edc30..3547dc6 100644
--- a/src/main/java/org/ntlab/nemophila/models/accounts/Account.java
+++ b/src/main/java/org/ntlab/nemophila/models/accounts/Account.java
@@ -62,8 +62,8 @@
 
 
     //新規投稿
-    public Post createPost(String sid, int rate, String genre, String comment, String image1, String image2, String image3) {
-        Post post = new Post(this, genre, rate, sid);
+    public Post createPost(Shop shop, int rate, String genre, String comment, String image1, String image2, String image3) {
+        Post post = new Post(this, genre, rate, shop);
         //pidの登録.始めの投稿が"1"
         post.setId(String.valueOf(newPid));
         newPid++;
@@ -74,6 +74,7 @@
         post.setComment(comment);
 
         posts.put(post.getId(), post);
+        shop.addPost(post);
 
         return post;
     }
diff --git a/src/main/java/org/ntlab/nemophila/models/accounts/Post.java b/src/main/java/org/ntlab/nemophila/models/accounts/Post.java
index 84cbf94..96cd42a 100644
--- a/src/main/java/org/ntlab/nemophila/models/accounts/Post.java
+++ b/src/main/java/org/ntlab/nemophila/models/accounts/Post.java
@@ -2,6 +2,7 @@
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import org.ntlab.nemophila.models.shops.Shop;
 
 public class Post {
     @JsonProperty("id")
@@ -18,16 +19,16 @@
     private int rate;
     @JsonProperty("comment")
     private String comment;
-    @JsonProperty("sid")
-    private String sid;
     @JsonIgnore
     private Account owner;
+    @JsonIgnore
+    private Shop shop;
 
-    public Post(Account owner, String genre, int rate, String sid){
+    public Post(Account owner, String genre, int rate, Shop shop){
         this.owner = owner;
         this.genre = genre;
         this.rate = rate;
-        this.sid = sid;
+        this.shop = shop;
     }
 
     //Getter
@@ -52,12 +53,12 @@
     public String getComment() {
         return comment;
     }
-    public String getSid() {
-        return sid;
-    }
     public Account getOwner() {
         return owner;
     }
+    public Shop getShop() {
+        return shop;
+    }
 
     //Setter
     public void setId(String id) {
diff --git a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostsRest.java b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostsRest.java
index f722246..3345ac4 100644
--- a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostsRest.java
+++ b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostsRest.java
@@ -22,9 +22,14 @@
     public String postAccountPost(@PathParam("uid") String uid, @FormParam("token") String token, @FormParam("sid") String sid,
                                    @FormParam("rate") int rate, @FormParam("genre") String genre, @FormParam("comment") String comme,
                                    @FormParam("image1") String img1, @FormParam("image2") String img2, @FormParam("image3") String img3) {
+        //この時点で新規投稿店舗の場合は、shopが生成されている想定
+
         // アカウントインスタンスを生成する
         AccountManager am = AccountManager.getInstance();
         Account account = am.getAccount(uid);
+        //ショップインスタンスを生成する
+        ShopManager sm = ShopManager.getInstance();
+        Shop shop = sm.getShop(sid);
 
         /*
          （対象のアカウントインスタンスが）
@@ -32,7 +37,7 @@
          存在しない場合：何も返さない
         */
         if (account != null && account.getToken().equals(token)) {
-            Post post = account.createPost(sid, rate, genre, comme, img1, img2, img3);
+            Post post = account.createPost(shop, rate, genre, comme, img1, img2, img3);
             return post.getId();
         }
 
diff --git a/src/main/java/org/ntlab/nemophila/resources/shops/ShopPostsRest.java b/src/main/java/org/ntlab/nemophila/resources/shops/ShopPostsRest.java
index a72b159..7ded7cd 100644
--- a/src/main/java/org/ntlab/nemophila/resources/shops/ShopPostsRest.java
+++ b/src/main/java/org/ntlab/nemophila/resources/shops/ShopPostsRest.java
@@ -29,21 +29,6 @@
         return null;
     }
 
-    @PUT
-    @Path("{sid}/posts/{uid}/{pid}")
-    public void putPost(@PathParam("sid") String sid,
-                        @PathParam("uid") String uid,
-                        @PathParam("pid") String pid){
-        ShopManager sm = ShopManager.getInstance();
-        Shop shop = sm.getShop(sid);
-        AccountManager am = AccountManager.getInstance();
-        Account ac = am.getAccount(uid);
-
-        //店舗ごとの投稿を追加する
-        shop.addPost(ac.getPost(pid));
-
-    }
-
     @DELETE
     @Path("{sid}/posts/{uid}/{pid}")
     public void deletePost(@PathParam("sid") String sid,