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/hibernate.cfg.xml b/src/main/resources/hibernate.cfg.xml
new file mode 100644
index 0000000..534c01c
--- /dev/null
+++ b/src/main/resources/hibernate.cfg.xml
@@ -0,0 +1,41 @@
+<?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"/>
+
+    </session-factory>
+
+</hibernate-configuration>
\ No newline at end of file
diff --git a/src/test/java/hibernateTest/entities/Group.java b/src/test/java/hibernateTest/entities/Group.java
new file mode 100644
index 0000000..0a0acf8
--- /dev/null
+++ b/src/test/java/hibernateTest/entities/Group.java
@@ -0,0 +1,75 @@
+//このクラスは仮です
+package hibernateTest.entities;
+
+import com.example.cosmos_serversb.entities.Request;
+import com.example.cosmos_serversb.entities.User;
+
+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/resources/Group.hbm.xml b/src/test/resources/Group.hbm.xml
new file mode 100644
index 0000000..8e0333c
--- /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="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>