diff --git a/app/src/main/java/com/example/cosmosclient/entities/Feature.java b/app/src/main/java/com/example/cosmosclient/entities/Feature.java
index 63c3374..1b505d7 100644
--- a/app/src/main/java/com/example/cosmosclient/entities/Feature.java
+++ b/app/src/main/java/com/example/cosmosclient/entities/Feature.java
@@ -1,15 +1,15 @@
 package com.example.cosmosclient.entities;
 
 public class Feature {
-    private String name;
+    private String genre;
     private int code;
     private Location location = new Location();
 
-    public void setName(String name){
-        this.name = name;
+    public String getGenre() {
+        return genre;
     }
-    public String getName(){
-        return this.name;
+    public void setGenre(String genre) {
+        this.genre = genre;
     }
 
     public void setCode(int code){
diff --git a/app/src/main/java/com/example/cosmosclient/resources/LocationRest.java b/app/src/main/java/com/example/cosmosclient/resources/LocationRest.java
index 43de065..6109a92 100644
--- a/app/src/main/java/com/example/cosmosclient/resources/LocationRest.java
+++ b/app/src/main/java/com/example/cosmosclient/resources/LocationRest.java
@@ -12,6 +12,8 @@
 
     @POST("location")
     @FormUrlEncoded
-    Call<AreaInformation> LocationService(@Field("latitude") double lat,
-                                          @Field("longitude") double lon);
+    Call<AreaInformation> LocationService(@Field("leftLatitude") double leftLat,
+                                          @Field("leftLongitude") double leftLon,
+                                          @Field("rightLatitude") double rightLat,
+                                          @Field("rightLongitude") double rightLon);
 }
diff --git a/app/src/main/java/com/example/cosmosclient/services/CosomosBackgroundService.java b/app/src/main/java/com/example/cosmosclient/services/CosomosBackgroundService.java
index bb78f17..8397fe0 100644
--- a/app/src/main/java/com/example/cosmosclient/services/CosomosBackgroundService.java
+++ b/app/src/main/java/com/example/cosmosclient/services/CosomosBackgroundService.java
@@ -42,6 +42,7 @@
     private Context context;
     private LocationManager locationManager;
     private Location LOC;
+    private double leftLat,leftLon,rightLat,rightLon; //ここに計算予定
     private static final int MinTime = 1000;/*最小時間間隔*/
     private static final float MinDistance = 1;/*最小距離間隔*/
 
@@ -164,8 +165,14 @@
             //interfaceから実装を取得
             final LocationRest LocationService = retrofit.create(LocationRest.class);
 
+            leftLat = Math.floor((location.getLatitude() + 0.1) * 10.0) / 10.0;
+            leftLon = Math.floor(location.getLongitude() * 10.0) / 10.0;
+
+            rightLat = Math.floor(location.getLatitude() * 10.0) / 10.0;
+            rightLon = Math.floor((location.getLongitude() + 0.1) * 10.0) / 10.0;
+
             //API呼び出しのための値入力
-            Call<AreaInformation> call = LocationService.LocationService(LOC.getLatitude(),LOC.getLongitude());
+            Call<AreaInformation> call = LocationService.LocationService(leftLat,leftLon,rightLat,rightLon);
 
             //サーバからデータ受け取り
             call.enqueue(new Callback<AreaInformation>() {