diff --git a/src/osm/jp/coverage/fuel/DbExist.java b/src/osm/jp/coverage/fuel/DbExist.java
index bc47ffc..862618f 100644
--- a/src/osm/jp/coverage/fuel/DbExist.java
+++ b/src/osm/jp/coverage/fuel/DbExist.java
@@ -16,8 +16,8 @@
 import org.xml.sax.SAXException;
 import osm.jp.api.Db;
 
-public class DbFuel {
-    public static final String TABLE_NAME = "FUEL"; 
+public class DbExist {
+    public static final String TABLE_NAME = "FUEL_EXIST"; 
 
     /** メイン
      * @param args
@@ -29,11 +29,6 @@
      * @throws org.xml.sax.SAXException */
     public static void main(String[] args) throws FileNotFoundException, ClassNotFoundException, IOException, SQLException, ParserConfigurationException, SAXException 
     {
-        // HSQLディレクトリがなければ作る
-        File dbdir = new File("database");
-        if (!dbdir.isDirectory()) {
-            dbdir.mkdir();
-        }
         Connection con = null;
         try {
             // DB.tableを作成
@@ -50,7 +45,7 @@
                 }
             }
             
-            DbFuel.export(con);
+            DbExist.export(con);
         }
         finally {
             if (con != null) {
@@ -198,7 +193,7 @@
     }
 
     /**
-     * 'table.FUEL'を新規に作る
+     * 'table.FUEL_EXIST'を新規に作る
      * 既にテーブルが存在する時には何もしない
      * @param con
      * @throws SQLException
@@ -206,16 +201,11 @@
     public static void create(Connection con) throws SQLException {
         String createSt;
 
-        // 'table.FUEL'を新規に作る
-        //Db.drop(con, TABLE_NAME);
-        createSt = "CREATE TABLE "+ TABLE_NAME +" (idref VARCHAR(12) NOT NULL, lat DOUBLE, lon DOUBLE, fixed INT, area INT)";
+        // 'table.FUEL_EXIST'を新規に作る
+        createSt = "CREATE TABLE "+ TABLE_NAME +" (idref VARCHAR(12) NOT NULL, lat DOUBLE, lon DOUBLE, score INT PRIMARY KEY(lat, lon));";
         Db.updateSQL(con, createSt);
 
         /*
-        drop(con, "existing_data");
-        createSt = "CREATE TABLE existing_data (idref VARCHAR(12) NOT NULL, name VARCHAR(128), lat DOUBLE, lon DOUBLE, score INT, CONSTRAINT existing_pk PRIMARY KEY(idref, lat, lon));";
-        Db.updateSQL(con, createSt);
-
         drop(con, "coverage");
         createSt = "CREATE TABLE coverage (area INT, name VARCHAR(128), denominator BIGINT, lv1 BIGINT, lv2 BIGINT, lv3 BIGINT);";
         Db.updateSQL(con, createSt);
@@ -228,18 +218,17 @@
      * @throws java.sql.SQLException
      */
     public static void export(Connection con) throws SQLException {
-        String header = "idref,lat,lon,fixed";
+        String header = "idref,lat,lon,score";
         System.out.println("TABLE: "+ TABLE_NAME);
         System.out.println(header);
-        PreparedStatement ps8 = con.prepareStatement("SELECT idref,lat,lon,fixed,area FROM "+ TABLE_NAME);
+        PreparedStatement ps8 = con.prepareStatement("SELECT idref,lat,lon,score FROM "+ TABLE_NAME);
         try (ResultSet rset8 = ps8.executeQuery()) {
             while (rset8.next()) {
                 String name = rset8.getString(1);
                 Double lat = rset8.getDouble(2);
                 Double lon = rset8.getDouble(3);
-                int fixed = rset8.getInt(4);
-                int area = rset8.getInt(5);
-                System.out.println(name +","+ lat +","+ lon +","+ fixed+","+ area);
+                int score = rset8.getInt(4);
+                System.out.println(name +","+ lat +","+ lon +","+ score);
             }
         }
     }