diff --git a/jpashop/build.gradle b/jpashop/build.gradle
index 723715a5..9b71e9e9 100644
--- a/jpashop/build.gradle
+++ b/jpashop/build.gradle
@@ -24,7 +24,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'org.springframework.boot:spring-boot-devtools'
-    
+
     implementation 'com.github.gavlyukovskiy:p6spy-spring-boot-starter:1.5.6'
 
     compileOnly 'org.projectlombok:lombok'
diff --git a/jpashop/src/main/java/com/example/jpashop/Member.java b/jpashop/src/main/java/com/example/jpashop/Member.java
deleted file mode 100644
index 7a90bed8..00000000
--- a/jpashop/src/main/java/com/example/jpashop/Member.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.example.jpashop;
-
-import lombok.Getter;
-import lombok.Setter;
-
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
-
-@Entity
-@Getter @Setter
-public class Member {
-
-    @Id @GeneratedValue
-    private Long id;
-    private String username;
-}
diff --git a/jpashop/src/main/java/com/example/jpashop/MemberRepository.java b/jpashop/src/main/java/com/example/jpashop/MemberRepository.java
deleted file mode 100644
index 9dcbc779..00000000
--- a/jpashop/src/main/java/com/example/jpashop/MemberRepository.java
+++ /dev/null
@@ -1,22 +0,0 @@
-package com.example.jpashop;
-
-import org.springframework.stereotype.Repository;
-
-import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
-
-@Repository
-public class MemberRepository {
-
-    @PersistenceContext
-    private EntityManager em;
-
-    public Long save(Member member) {
-        em.persist(member);
-        return member.getId();
-    }
-
-    public Member find(Long id) {
-        return em.find(Member.class, id);
-    }
-}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/Address.java b/jpashop/src/main/java/com/example/jpashop/domain/Address.java
new file mode 100644
index 00000000..24415757
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/Address.java
@@ -0,0 +1,14 @@
+package com.example.jpashop.domain;
+
+import lombok.Getter;
+
+import javax.persistence.Embeddable;
+
+@Embeddable
+@Getter
+public class Address {
+
+    private String city;
+    private String street;
+    private String zipcode;
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/Category.java b/jpashop/src/main/java/com/example/jpashop/domain/Category.java
new file mode 100644
index 00000000..55ffa7f3
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/Category.java
@@ -0,0 +1,34 @@
+package com.example.jpashop.domain;
+
+import com.example.jpashop.domain.item.Item;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Getter @Setter
+public class Category {
+
+    @Id
+    @GeneratedValue
+    @Column(name = "category_id")
+    private Long id;
+
+    private String name;
+
+    @ManyToMany
+    @JoinTable(name = "category_item",
+            joinColumns = @JoinColumn(name = "category_id"),
+            inverseJoinColumns = @JoinColumn(name = "item_id"))
+    private List<Item> items = new ArrayList<>();
+
+    @ManyToOne
+    @JoinColumn(name = "parent_id")
+    private Category parent;
+
+    @OneToMany(mappedBy = "parent")
+    private List<Category> child = new ArrayList<>();
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/Delivery.java b/jpashop/src/main/java/com/example/jpashop/domain/Delivery.java
new file mode 100644
index 00000000..732d487e
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/Delivery.java
@@ -0,0 +1,24 @@
+package com.example.jpashop.domain;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+
+@Entity
+@Getter @Setter
+public class Delivery {
+
+    @Id @GeneratedValue
+    @Column(name = "delivery_id")
+    private Long id;
+
+    @OneToOne(mappedBy = "delivery")
+    private Order order;
+
+    @Embedded
+    private Address address;
+
+    @Enumerated(EnumType.STRING)
+    private DeliveryStatus status; // READY, COMP
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/DeliveryStatus.java b/jpashop/src/main/java/com/example/jpashop/domain/DeliveryStatus.java
new file mode 100644
index 00000000..31b581cf
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/DeliveryStatus.java
@@ -0,0 +1,5 @@
+package com.example.jpashop.domain;
+
+public enum DeliveryStatus {
+    READY, COMP
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/Member.java b/jpashop/src/main/java/com/example/jpashop/domain/Member.java
new file mode 100644
index 00000000..6be8bb0a
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/Member.java
@@ -0,0 +1,25 @@
+package com.example.jpashop.domain;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Getter @Setter
+public class Member {
+
+    @Id @GeneratedValue
+    @Column(name = "member_id")
+    private Long id;
+
+    private String name;
+
+    @Embedded
+    private Address address;
+
+    @OneToMany(mappedBy = "member")
+    private List<Order> order = new ArrayList<>();
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/Order.java b/jpashop/src/main/java/com/example/jpashop/domain/Order.java
new file mode 100644
index 00000000..eb9a7ee1
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/Order.java
@@ -0,0 +1,35 @@
+package com.example.jpashop.domain;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Table(name = "orders")
+@Getter @Setter
+public class Order {
+
+    @Id @GeneratedValue
+    @Column(name = "order_id")
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name = "member_id")
+    private Member member;
+
+    @OneToMany(mappedBy = "order")
+    private List<OrderItem> orderItems = new ArrayList<>();
+
+    @OneToOne
+    @JoinColumn(name = "delivery_id")
+    private Delivery delivery;
+
+    private LocalDateTime orderDate; // 주문 시간
+
+    @Enumerated(EnumType.STRING)
+    private OrderStatus status; // 주문 상태 [ORDER, CANCEL]
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/OrderItem.java b/jpashop/src/main/java/com/example/jpashop/domain/OrderItem.java
new file mode 100644
index 00000000..fe4a16ca
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/OrderItem.java
@@ -0,0 +1,27 @@
+package com.example.jpashop.domain;
+
+import com.example.jpashop.domain.item.Item;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+
+@Entity
+@Getter @Setter
+public class OrderItem {
+
+    @Id @GeneratedValue
+    @Column(name = "order_item_id")
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name = "item_id")
+    private Item item;
+
+    @ManyToOne
+    @JoinColumn(name = "order_id")
+    private Order order;
+
+    private int orderPrice; // 주문가격
+    private int count; // 주문 수량
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/OrderStatus.java b/jpashop/src/main/java/com/example/jpashop/domain/OrderStatus.java
new file mode 100644
index 00000000..322a9873
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/OrderStatus.java
@@ -0,0 +1,5 @@
+package com.example.jpashop.domain;
+
+public enum OrderStatus {
+    ORDER, CANCEL
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/item/Album.java b/jpashop/src/main/java/com/example/jpashop/domain/item/Album.java
new file mode 100644
index 00000000..fd318983
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/item/Album.java
@@ -0,0 +1,16 @@
+package com.example.jpashop.domain.item;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("A")
+@Getter @Setter
+public class Album extends Item{
+
+    private String artist;
+    private String etc;
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/item/Book.java b/jpashop/src/main/java/com/example/jpashop/domain/item/Book.java
new file mode 100644
index 00000000..e35c8d8a
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/item/Book.java
@@ -0,0 +1,16 @@
+package com.example.jpashop.domain.item;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("B")
+@Getter @Setter
+public class Book extends Item{
+
+    private String author;
+    private String isbn;
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/item/Item.java b/jpashop/src/main/java/com/example/jpashop/domain/item/Item.java
new file mode 100644
index 00000000..a0bdffd0
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/item/Item.java
@@ -0,0 +1,27 @@
+package com.example.jpashop.domain.item;
+
+import com.example.jpashop.domain.Category;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+@Entity
+@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
+@DiscriminatorColumn(name = "dtype")
+@Getter @Setter
+public abstract class Item {
+
+    @Id @GeneratedValue
+    @Column(name = "item_id")
+    private Long id;
+
+    private String name;
+    private int price;
+    private int stockQuantity;
+
+    @ManyToMany(mappedBy = "items")
+    private List<Category> categories = new ArrayList<>();
+}
diff --git a/jpashop/src/main/java/com/example/jpashop/domain/item/Movie.java b/jpashop/src/main/java/com/example/jpashop/domain/item/Movie.java
new file mode 100644
index 00000000..a5d5e5a0
--- /dev/null
+++ b/jpashop/src/main/java/com/example/jpashop/domain/item/Movie.java
@@ -0,0 +1,16 @@
+package com.example.jpashop.domain.item;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.DiscriminatorValue;
+import javax.persistence.Entity;
+
+@Entity
+@DiscriminatorValue("M")
+@Getter @Setter
+public class Movie extends Item {
+
+    private String director;
+    private String actor;
+}
diff --git a/jpashop/src/test/java/com/example/jpashop/MemberRepositoryTest.java b/jpashop/src/test/java/com/example/jpashop/MemberRepositoryTest.java
deleted file mode 100644
index bee29c2c..00000000
--- a/jpashop/src/test/java/com/example/jpashop/MemberRepositoryTest.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package com.example.jpashop;
-
-import org.assertj.core.api.Assertions;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.annotation.Rollback;
-import org.springframework.test.context.junit4.SpringRunner;
-import org.springframework.transaction.annotation.Transactional;
-
-import static org.junit.Assert.*;
-
-@RunWith(SpringRunner.class)
-@SpringBootTest
-public class MemberRepositoryTest {
-
-    @Autowired MemberRepository memberRepository;
-
-    @Test
-    @Transactional
-    @Rollback(value = false)
-    public void testMember() throws Exception {
-        //given
-        Member member = new Member();
-        member.setUsername("memberA");
-
-        //when
-        Long saveId = memberRepository.save(member);
-        Member findMember = memberRepository.find(saveId);
-
-        //then
-        Assertions.assertThat(findMember.getId()).isEqualTo(member.getId());
-        Assertions.assertThat(findMember.getUsername()).isEqualTo(member.getUsername());
-        Assertions.assertThat(findMember).isEqualTo(member);
-    }
-
-}
\ No newline at end of file