diff --git a/src/main/java/com/example/cosmos_serversb/entities/Group.java b/src/main/java/com/example/cosmos_serversb/entities/Group.java
index 524fa87..8d0bdfb 100644
--- a/src/main/java/com/example/cosmos_serversb/entities/Group.java
+++ b/src/main/java/com/example/cosmos_serversb/entities/Group.java
@@ -3,45 +3,34 @@
 
 import java.util.ArrayList;
 
-import static com.example.cosmos_serversb.models.Users.*;
-
 public class Group {
-    private Long id;
-    private String gId, uri, name;
+    private Long gId;
+    private String uri, name;
     private ArrayList<User> members;
     private ArrayList<Request> requests;
 
-    private Group(){
+    public Group(){
 
     }
 
     public Group(String gId, String uri, String name, String uId){
-        this.gId = gId;
-        //setGid(gId);
-        setUri(uri);
-        setName(name);
-        this.members.add(getUserById(uId));
-        this.requests = null;
+        this.gId = Long.parseLong(gId);
+        this.uri = uri;
+        this.name = name;
     }
 
-    //hibernate用
-    public Long getId() {
-        return id;
-    }
-
-    private void setId(Long id) {
-        this.id = id;
-    }
-
-
-    private void setGid(String gId){
-        this.gId = gId;
-    }
-
-    public String getGid(){
+    public Long getgId() {
         return gId;
     }
 
+    private void setgId(Long gId) {
+        this.gId = gId;
+    }
+
+    public String getUri() {
+        return uri;
+    }
+
     private void setUri(String uri){
         this.uri = uri;
     }
@@ -54,6 +43,10 @@
         this.name = name;
     }
 
+    public String getName(){
+        return name;
+    }
+
     public String getNameByGid(String gId){
         return name;
     }
diff --git a/src/main/java/com/example/cosmos_serversb/entities/Request.java b/src/main/java/com/example/cosmos_serversb/entities/Request.java
index 40246a2..786f167 100644
--- a/src/main/java/com/example/cosmos_serversb/entities/Request.java
+++ b/src/main/java/com/example/cosmos_serversb/entities/Request.java
@@ -2,33 +2,35 @@
 package com.example.cosmos_serversb.entities;
 
 public class Request {
-    private String rId, uri, date, IssuerUid, product, deadline;
+    private Long rId;
+    private String uri, date, IssuerUid, product, deadline;
     private int location;// YahooローカルサーチAPIの業種コード
     private boolean done = false;
 
-    private Request(){
+    public Request(){
 
     }
 
     public Request(String rId, String uri, String date, String IssuerUid, String product, String deadline, int location){
-        setRid(rId);
+        //setrId(rId);
+        this.rId = Long.parseLong(rId);
         setUri(uri);
         setDate(date);
         setIssuerUid(IssuerUid);
         setProduct(product);
         setDeadline(deadline);
         setLocation(location);
-        this.done = false;
+        //this.done = false;
     }
 
-    private void setRid(String rId){
-        this.rId = rId;
-    }
-
-    public String getRid(){
+    public Long getrId() {
         return rId;
     }
 
+    private void setrId(Long gId) {
+        this.rId = rId;
+    }
+
     private void setUri(String uri){
         this.uri = uri;
     }
diff --git a/src/main/java/com/example/cosmos_serversb/models/Groups.java b/src/main/java/com/example/cosmos_serversb/models/Groups.java
index 9986a26..4912efd 100644
--- a/src/main/java/com/example/cosmos_serversb/models/Groups.java
+++ b/src/main/java/com/example/cosmos_serversb/models/Groups.java
@@ -2,13 +2,13 @@
 
 import java.util.*;
 import javax.inject.Singleton;
-import javax.persistence.Column;
+
 import com.example.cosmos_serversb.entities.*;
 
 
 @Singleton
 public class Groups {
-    private static Groups thaInstance = null;
+    private static Groups theInstance = null;
     private static ArrayList<Group> groups = new ArrayList<>();
 
     private Groups(){
@@ -16,10 +16,10 @@
     }
 
     public static Groups getInstance(){
-        if(thaInstance == null){
-            thaInstance = new Groups();
+        if(theInstance == null){
+            theInstance = new Groups();
         }
-        return thaInstance;
+        return theInstance;
     }
 
     public static HashMap<String, String> getGroupsListByUid(String uId){
@@ -37,7 +37,7 @@
         Group editGroup;
         for (int i = 0; i < groups.size(); i++) {
             editGroup = groups.get(i);
-            if (editGroup.getGid().equals(gId)) {
+            if (editGroup.getgId().equals(gId)) {
                 return editGroup;
             }
         }
diff --git a/src/main/resources/Group.hbm.xml b/src/main/resources/Group.hbm.xml
new file mode 100644
index 0000000..8e0333c
--- /dev/null
+++ b/src/main/resources/Group.hbm.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping package="com.example.cosmos_serversb.entities">
+
+    <class name="Group" table="GROUPS">
+        <id name="gId" column="GID">
+            <generator class="increment"/>
+        </id>
+        <property name="uri" column="URI"/>
+        <property name="name" column="NAME"/>
+    </class>
+
+</hibernate-mapping>
diff --git a/src/main/resources/Request.hbm.xml b/src/main/resources/Request.hbm.xml
new file mode 100644
index 0000000..4adea89
--- /dev/null
+++ b/src/main/resources/Request.hbm.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0"?>
+
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping package="com.example.cosmos_serversb.entities">
+
+    <class name="Request" table="REQUEST">
+        <id name="rId" column="RID">
+            <generator class="increment"/>
+        </id>
+        <property name="uri" column="URI"/>
+        <property name="date" column="DATE"/>
+        <property name="issuerUid" column="ISSUERUID"/>
+        <property name="product" column="PRODUCT"/>
+        <property name="deadline" column="DEADLINE"/>
+        <property name="location" column="LOCATION"/>
+        <property name="done" column="DONE"/>
+    </class>
+
+</hibernate-mapping>
diff --git a/src/main/resources/hibernate.cfg.xml b/src/main/resources/hibernate.cfg.xml
new file mode 100644
index 0000000..e6d6025
--- /dev/null
+++ b/src/main/resources/hibernate.cfg.xml
@@ -0,0 +1,42 @@
+<?xml version='1.0' encoding='utf-8'?>
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-configuration PUBLIC
+        "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
+
+<hibernate-configuration>
+
+    <session-factory>
+
+        <!-- Database connection settings -->
+        <property name="connection.driver_class">org.h2.Driver</property>
+        <property name="connection.url">jdbc:h2:mem:db1;DB_CLOSE_DELAY=-1;MVCC=TRUE</property>
+        <property name="connection.username">sa</property>
+        <property name="connection.password"/>
+
+        <!-- JDBC connection pool (use the built-in) -->
+        <property name="connection.pool_size">1</property>
+
+        <!-- SQL dialect -->
+        <property name="dialect">org.hibernate.dialect.H2Dialect</property>
+
+        <!-- Disable the second-level cache  -->
+        <property name="cache.provider_class">org.hibernate.cache.internal.NoCacheProvider</property>
+
+        <!-- Echo all executed SQL to stdout -->
+        <property name="show_sql">true</property>
+
+        <!-- Drop and re-create the database schema on startup -->
+        <property name="hbm2ddl.auto">create</property>
+
+        <mapping resource="Group.hbm.xml"/>
+        <mapping resource="Request.hbm.xml"/>
+
+    </session-factory>
+
+</hibernate-configuration>
\ No newline at end of file
diff --git a/src/test/java/hibernateTest/entities/Event.java b/src/test/java/hibernateTest/entities/Event.java
index 2a6df8a..e2dd0cc 100644
--- a/src/test/java/hibernateTest/entities/Event.java
+++ b/src/test/java/hibernateTest/entities/Event.java
@@ -26,7 +26,7 @@
 import java.util.Date;
 
 public class Event {
-	private Long id;
+	private Long id;//Longじゃないと,デフォルトでは動かなさそう。
 
 	private String title;
 	private Date date;
diff --git a/src/test/java/hibernateTest/entities/Group.java b/src/test/java/hibernateTest/entities/Group.java
new file mode 100644
index 0000000..e1c4111
--- /dev/null
+++ b/src/test/java/hibernateTest/entities/Group.java
@@ -0,0 +1,72 @@
+//このクラスは仮です
+package hibernateTest.entities;
+
+import java.util.ArrayList;
+
+public class Group {
+    private Long gId;
+    private String uri, name;
+    //private ArrayList<User> members;
+    private ArrayList<Request> requests;
+
+    public Group(){
+
+    }
+
+    public Group(String gId, String uri, String name, String uId){
+        this.gId = Long.parseLong(gId);
+        this.uri = uri;
+        this.name = name;
+    }
+
+    public Long getgId() {
+        return gId;
+    }
+
+    private void setgId(Long gId) {
+        this.gId = gId;
+    }
+
+    public String getUri() {
+        return uri;
+    }
+
+    private void setUri(String uri){
+        this.uri = uri;
+    }
+
+    public String getUriByGid(String gId){
+        return uri;
+    }
+
+    private void setName(String name){
+        this.name = name;
+    }
+
+    public String getName(){
+        return name;
+    }
+
+    public String getNameByGid(String gId){
+        return name;
+    }
+
+    /*メンバー*/
+    //public ArrayList<User> getMembersList(){
+    //    return null;
+    //}
+
+    //public void addMemberByUid(String uId){
+    //
+    //    members.add(user);
+    //}
+
+    //public DeleteResult deleteMember(String uid){
+    //    members.remove(members.indexOf(uid));
+    //    return null;
+    //}
+
+    /*リクエスト*/
+
+}
+
diff --git a/src/test/java/hibernateTest/entities/Request.java b/src/test/java/hibernateTest/entities/Request.java
new file mode 100644
index 0000000..27b16a8
--- /dev/null
+++ b/src/test/java/hibernateTest/entities/Request.java
@@ -0,0 +1,95 @@
+//このクラスは仮です
+package hibernateTest.entities;
+
+public class Request {
+    private Long rId;
+    private String uri, date, IssuerUid, product, deadline;
+    private int location;// YahooローカルサーチAPIの業種コード
+    private boolean done = false;
+
+    public Request(){
+
+    }
+
+    public Request(String rId, String uri, String date, String IssuerUid, String product, String deadline, int location){
+        //setrId(rId);
+        this.rId = Long.parseLong(rId);
+        setUri(uri);
+        setDate(date);
+        setIssuerUid(IssuerUid);
+        setProduct(product);
+        setDeadline(deadline);
+        setLocation(location);
+        this.done = false;
+    }
+
+
+    private void setrId(Long rId){
+        this.rId = rId;
+    }
+
+    public Long getrId(){
+        return rId;
+    }
+
+    private void setUri(String uri){
+        this.uri = uri;
+    }
+
+    public String getUri(){
+        return uri;
+    }
+
+    private void setDate(String date){
+        this.date = date;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    private void setIssuerUid(String IssuerUid){
+        this.IssuerUid = IssuerUid;
+    }
+
+    public String getIssuerUid(){
+        return IssuerUid;
+    }
+
+    public String getProduct() {
+        return product;
+    }
+
+    public void setProduct(String product) {
+        this.product = product;
+    }
+
+    public String getDeadline() {
+        return deadline;
+    }
+
+    public void setDeadline(String deadline) {
+        this.deadline = deadline;
+    }
+
+    public int getLocation() {
+        return location;
+    }
+
+    public void setLocation(int location) {
+        this.location = location;
+    }
+
+    public boolean isDone() {
+        return done;
+    }
+
+    public boolean getDone() {
+        return done;
+    }
+
+
+    public void setDone(boolean done) {
+        this.done = done;
+    }
+}
diff --git a/src/test/java/hibernateTest/models/Main.java b/src/test/java/hibernateTest/models/Main.java
index e081e4c..22f26f6 100644
--- a/src/test/java/hibernateTest/models/Main.java
+++ b/src/test/java/hibernateTest/models/Main.java
@@ -2,6 +2,7 @@
 
 import org.hibernate.SessionFactory;
 
+//このメインクラスを実行すると、Hibernateのテストが行えます。
 public class Main {
     public static void main(String args[]){
         NativeApiIllustrationTest test = new NativeApiIllustrationTest();
diff --git a/src/test/java/hibernateTest/models/NativeApiIllustrationTest.java b/src/test/java/hibernateTest/models/NativeApiIllustrationTest.java
index 76a87a1..c9c97c3 100644
--- a/src/test/java/hibernateTest/models/NativeApiIllustrationTest.java
+++ b/src/test/java/hibernateTest/models/NativeApiIllustrationTest.java
@@ -27,6 +27,8 @@
 import java.util.List;
 
 import hibernateTest.entities.Event;
+import hibernateTest.entities.Group;
+import hibernateTest.entities.Request;
 import org.hibernate.Session;
 import org.hibernate.SessionFactory;
 import org.hibernate.boot.MetadataSources;
@@ -74,16 +76,30 @@
 		session.beginTransaction();
 		session.save( new Event( "Our very first event!", new Date() ) );
 		session.save( new Event( "A follow up event", new Date() ) );
+		session.save( new Group("111", "http://test1", "famiry", "011" ) );
+		session.save( new Group("222", "http://test2", "friend", "022" ) );
+		session.save( new Request("111", "http://test01", "1999.01.01", "011", "ice", "1999.04.10",011));
+		session.save( new Request("222", "http://test01", "1999.01.01", "022", "milk", "1999.04.10",011));
 		session.getTransaction().commit();
 		session.close();
 
 		// now lets pull events from the database and list them
 		session = sessionFactory.openSession();
 		session.beginTransaction();
+
 		List result = session.createQuery( "from Event" ).list();
 		for ( Event event : (List<Event>) result ) {
 			System.out.println( "Event (" + event.getDate() + ") : " + event.getTitle() );
 		}
+		List groupResult = session.createQuery( "from Group" ).list();
+		for ( Group group : (List<Group>) groupResult ) {
+			System.out.println( "Group (" + group.getgId() + ") : " + group.getUri() + ": " + group.getName());
+		}
+		List requestResult = session.createQuery( "from Request" ).list();
+		for ( Request request : (List<Request>) requestResult ) {
+			System.out.println( "Request (" + request.getrId() + ") : " + request.getUri() + ": " + request.getDate() + ": " + request.isDone());
+		}
+
 		session.getTransaction().commit();
 		session.close();
 	}
diff --git a/src/test/resources/Group.hbm.xml b/src/test/resources/Group.hbm.xml
new file mode 100644
index 0000000..4576193
--- /dev/null
+++ b/src/test/resources/Group.hbm.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping package="hibernateTest.entities">
+
+    <class name="Group" table="GROUPS">
+        <id name="gId" column="GID">
+            <generator class="increment"/>
+        </id>
+        <property name="uri" column="URI"/>
+        <property name="name" column="NAME"/>
+    </class>
+
+</hibernate-mapping>
diff --git a/src/test/resources/Request.hbm.xml b/src/test/resources/Request.hbm.xml
new file mode 100644
index 0000000..4184b20
--- /dev/null
+++ b/src/test/resources/Request.hbm.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0"?>
+
+<!--
+  ~ Hibernate, Relational Persistence for Idiomatic Java
+  ~
+  ~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
+  ~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
+  -->
+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+
+<hibernate-mapping package="hibernateTest.entities">
+
+    <class name="Request" table="REQUEST">
+        <id name="rId" column="RID">
+            <generator class="increment"/>
+        </id>
+        <property name="uri" column="URI"/>
+        <property name="date" column="DATE"/>
+        <property name="issuerUid" column="ISSUERUID"/>
+        <property name="product" column="PRODUCT"/>
+        <property name="deadline" column="DEADLINE"/>
+        <property name="location" column="LOCATION"/>
+        <property name="done" column="DONE"/>
+    </class>
+
+</hibernate-mapping>
diff --git a/src/test/resources/hibernate.cfg.xml b/src/test/resources/hibernate.cfg.xml
index 68e7f3f..f590b6b 100644
--- a/src/test/resources/hibernate.cfg.xml
+++ b/src/test/resources/hibernate.cfg.xml
@@ -35,6 +35,9 @@
         <property name="hbm2ddl.auto">create</property>
 
         <mapping resource="Event.hbm.xml"/>
+        <mapping resource="Group.hbm.xml"/>
+        <mapping resource="Request.hbm.xml"/>
+
 
     </session-factory>