diff --git a/build.gradle b/build.gradle
index d7941847..81f16cc4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,8 +35,8 @@ dependencies {
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     implementation "org.springframework.cloud:spring-cloud-starter-bus-kafka"
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
-    runtimeOnly 'com.h2database:h2'
     implementation 'mysql:mysql-connector-java:8.0.33'
+    implementation group: 'io.github.lotteon-maven', name: 'blooming-blooms-utils', version: '0.1.0-alpha1'
     // https://mvnrepository.com/artifact/com.amazonaws/aws-java-sdk-dynamodb
     implementation group: 'com.amazonaws', name: 'aws-java-sdk-dynamodb', version: '1.12.592'
 }
diff --git a/src/main/java/kr/bb/product/entity/BaseEntity.java b/src/main/java/kr/bb/product/entity/BaseEntity.java
index fcb2f03b..01505d25 100644
--- a/src/main/java/kr/bb/product/entity/BaseEntity.java
+++ b/src/main/java/kr/bb/product/entity/BaseEntity.java
@@ -23,4 +23,4 @@ public class BaseEntity {
 
   @Column(name = "is_deleted")
   private Boolean isDeleted;
-}
\ No newline at end of file
+}
diff --git a/src/main/java/kr/bb/product/entity/Category.java b/src/main/java/kr/bb/product/entity/Category.java
index 19bff879..28df8bd1 100644
--- a/src/main/java/kr/bb/product/entity/Category.java
+++ b/src/main/java/kr/bb/product/entity/Category.java
@@ -1,5 +1,11 @@
 package kr.bb.product.entity;
 
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Table;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -8,9 +14,16 @@
 
 @Getter
 @Builder
-@AllArgsConstructor
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
-public class Category {
-  private Long categoryId;
+@AllArgsConstructor
+@Entity
+@Table(name = "category")
+public class Category extends BaseEntity {
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Column(name = "category_id")
+  private Long id;
+
+  @Column(name = "category_name")
   private String categoryName;
 }
diff --git a/src/main/java/kr/bb/product/entity/Review.java b/src/main/java/kr/bb/product/entity/Review.java
index 697947e0..7b2a6f0e 100644
--- a/src/main/java/kr/bb/product/entity/Review.java
+++ b/src/main/java/kr/bb/product/entity/Review.java
@@ -1,10 +1,14 @@
 package kr.bb.product.entity;
 
+import java.util.List;
+import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.FetchType;
 import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
+import javax.persistence.OneToMany;
 import javax.persistence.Table;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -18,7 +22,7 @@
 @AllArgsConstructor
 @Entity
 @Table(name = "review")
-public class Review {
+public class Review extends BaseEntity {
   @Id
   @GeneratedValue(strategy = GenerationType.IDENTITY)
   @Column(name = "review_id")
diff --git a/src/main/java/kr/bb/product/entity/ReviewImages.java b/src/main/java/kr/bb/product/entity/ReviewImages.java
index 9a7b4ea5..9874e32f 100644
--- a/src/main/java/kr/bb/product/entity/ReviewImages.java
+++ b/src/main/java/kr/bb/product/entity/ReviewImages.java
@@ -1,8 +1,14 @@
 package kr.bb.product.entity;
 
+import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
 import javax.persistence.Table;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
@@ -18,9 +24,17 @@
 @Table(name = "review_images")
 public class ReviewImages extends BaseEntity {
   @Id
-  @Column(name = "review_id")
-  private Long reviewId;
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Column(name = "review_images_id")
+  private Long id;
+
+  @Column(name = "review_image_url")
+  private String reviewImageUrl;
+
+  @ManyToOne(
+      fetch = FetchType.LAZY,
+      cascade = {CascadeType.PERSIST, CascadeType.REMOVE})
+  @JoinColumn(name = "id")
+  private Review review;
 
-  @Column(name = "review_image")
-  private String reviewImage;
 }
diff --git a/src/main/java/kr/bb/product/entity/Tag.java b/src/main/java/kr/bb/product/entity/Tag.java
index b541ca4b..34b380b9 100644
--- a/src/main/java/kr/bb/product/entity/Tag.java
+++ b/src/main/java/kr/bb/product/entity/Tag.java
@@ -1,5 +1,11 @@
 package kr.bb.product.entity;
 
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Table;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -8,9 +14,16 @@
 
 @Getter
 @Builder
-@AllArgsConstructor
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
-public class Tag {
-  private Long tagId;
-  private String tagName;
+@AllArgsConstructor
+@Entity
+@Table(name = "tag")
+public class Tag extends BaseEntity {
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Column(name = "tag_id")
+  private Long id;
+
+  @Column(name = "tag_name")
+  private String categoryName;
 }