diff --git a/.gitignore b/.gitignore
index c2065bc..c54da71 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,6 @@ out/
 
 ### VS Code ###
 .vscode/
+
+### Spring Boot ###
+src/main/resources/application.properties
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 6547c7a..328733c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -24,6 +24,7 @@ repositories {
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
+	implementation 'mysql:mysql-connector-java:8.0.25'
 	compileOnly 'org.projectlombok:lombok'
 	annotationProcessor 'org.projectlombok:lombok'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
diff --git a/src/main/java/HeyPorori/transaction/controller/TransactionController.java b/src/main/java/HeyPorori/transaction/controller/TransactionController.java
new file mode 100644
index 0000000..ff3b39c
--- /dev/null
+++ b/src/main/java/HeyPorori/transaction/controller/TransactionController.java
@@ -0,0 +1,9 @@
+package HeyPorori.transaction.controller;
+
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/api/transactions")
+public class TransactionController {
+}
diff --git a/src/main/java/HeyPorori/transaction/repository/RecommendRepository.java b/src/main/java/HeyPorori/transaction/repository/RecommendRepository.java
new file mode 100644
index 0000000..c11f5f1
--- /dev/null
+++ b/src/main/java/HeyPorori/transaction/repository/RecommendRepository.java
@@ -0,0 +1,9 @@
+package HeyPorori.transaction.repository;
+
+import HeyPorori.transaction.domain.Recommend;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface RecommendRepository extends JpaRepository<Recommend, Long> {
+}
diff --git a/src/main/java/HeyPorori/transaction/repository/TransactionAttachRepository.java b/src/main/java/HeyPorori/transaction/repository/TransactionAttachRepository.java
new file mode 100644
index 0000000..5b7b2f1
--- /dev/null
+++ b/src/main/java/HeyPorori/transaction/repository/TransactionAttachRepository.java
@@ -0,0 +1,9 @@
+package HeyPorori.transaction.repository;
+
+import HeyPorori.transaction.domain.TransactionAttach;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface TransactionAttachRepository extends JpaRepository<TransactionAttach, Long> {
+}
diff --git a/src/main/java/HeyPorori/transaction/repository/TransactionRepository.java b/src/main/java/HeyPorori/transaction/repository/TransactionRepository.java
new file mode 100644
index 0000000..72eb3ae
--- /dev/null
+++ b/src/main/java/HeyPorori/transaction/repository/TransactionRepository.java
@@ -0,0 +1,9 @@
+package HeyPorori.transaction.repository;
+
+import HeyPorori.transaction.domain.Transaction;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface TransactionRepository extends JpaRepository<Transaction, Long> {
+}
diff --git a/src/main/java/HeyPorori/transaction/service/TransactionService.java b/src/main/java/HeyPorori/transaction/service/TransactionService.java
new file mode 100644
index 0000000..c553bad
--- /dev/null
+++ b/src/main/java/HeyPorori/transaction/service/TransactionService.java
@@ -0,0 +1,10 @@
+package HeyPorori.transaction.service;
+
+import org.springframework.stereotype.Service;
+
+import javax.transaction.Transactional;
+
+@Service
+@Transactional
+public class TransactionService {
+}
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
deleted file mode 100644
index 8b13789..0000000
--- a/src/main/resources/application.properties
+++ /dev/null
@@ -1 +0,0 @@
-