diff --git a/build.gradle b/build.gradle
index f16a19e..e7bccc9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,6 +28,7 @@ repositories {
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
+	implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.5.0'
 	implementation 'org.postgresql:postgresql'
 	compileOnly 'org.projectlombok:lombok'
 	annotationProcessor 'org.projectlombok:lombok'
diff --git a/src/main/java/com/gdgoc/study_group/answer/dao/AnswerRepository.java b/src/main/java/com/gdgoc/study_group/answer/dao/AnswerRepository.java
new file mode 100644
index 0000000..ac5a52a
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/answer/dao/AnswerRepository.java
@@ -0,0 +1,15 @@
+package com.gdgoc.study_group.answer.dao;
+
+import com.gdgoc.study_group.answer.domain.Answer;
+import java.util.List;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface AnswerRepository extends JpaRepository<Answer, Long> {
+
+  boolean existsByMemberIdAndStudyId(Long memberId, Long studyId);
+
+  // 스터디 신청 답변 조회
+  List<Answer> findByStudyId(Long studyId);
+}
diff --git a/src/main/java/com/gdgoc/study_group/comment/dao/CommentRepository.java b/src/main/java/com/gdgoc/study_group/comment/dao/CommentRepository.java
new file mode 100644
index 0000000..21e9ab7
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/comment/dao/CommentRepository.java
@@ -0,0 +1,8 @@
+package com.gdgoc.study_group.comment.dao;
+
+import com.gdgoc.study_group.comment.domain.Comment;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface CommentRepository extends JpaRepository<Comment, Long> {}
diff --git a/src/main/java/com/gdgoc/study_group/curriculum/dao/CurriculumRepository.java b/src/main/java/com/gdgoc/study_group/curriculum/dao/CurriculumRepository.java
new file mode 100644
index 0000000..cb6199b
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/curriculum/dao/CurriculumRepository.java
@@ -0,0 +1,8 @@
+package com.gdgoc.study_group.curriculum.dao;
+
+import com.gdgoc.study_group.curriculum.domain.Curriculum;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface CurriculumRepository extends CrudRepository<Curriculum, Long> {}
diff --git a/src/main/java/com/gdgoc/study_group/curriculum/domain/Curriculum.java b/src/main/java/com/gdgoc/study_group/curriculum/domain/Curriculum.java
index ba8fdae..5fc3795 100644
--- a/src/main/java/com/gdgoc/study_group/curriculum/domain/Curriculum.java
+++ b/src/main/java/com/gdgoc/study_group/curriculum/domain/Curriculum.java
@@ -7,8 +7,12 @@
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
+import lombok.Getter;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
 public class Curriculum {
   @Id
   @GeneratedValue(strategy = GenerationType.IDENTITY)
diff --git a/src/main/java/com/gdgoc/study_group/day/dao/DayRepository.java b/src/main/java/com/gdgoc/study_group/day/dao/DayRepository.java
new file mode 100644
index 0000000..1a8829c
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/day/dao/DayRepository.java
@@ -0,0 +1,8 @@
+package com.gdgoc.study_group.day.dao;
+
+import com.gdgoc.study_group.day.domain.Day;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface DayRepository extends CrudRepository<Day, Long> {}
diff --git a/src/main/java/com/gdgoc/study_group/day/domain/Day.java b/src/main/java/com/gdgoc/study_group/day/domain/Day.java
index 876fbe2..4c299b7 100644
--- a/src/main/java/com/gdgoc/study_group/day/domain/Day.java
+++ b/src/main/java/com/gdgoc/study_group/day/domain/Day.java
@@ -8,8 +8,12 @@
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import java.time.LocalTime;
+import lombok.Getter;
+import lombok.Setter;
 
 @Entity
+@Getter
+@Setter
 public class Day {
   @Id
   @GeneratedValue(strategy = GenerationType.IDENTITY)
diff --git a/src/main/java/com/gdgoc/study_group/member/dao/MemberRepository.java b/src/main/java/com/gdgoc/study_group/member/dao/MemberRepository.java
new file mode 100644
index 0000000..e5d322e
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/member/dao/MemberRepository.java
@@ -0,0 +1,43 @@
+package com.gdgoc.study_group.member.dao;
+
+import com.gdgoc.study_group.member.domain.Member;
+import com.gdgoc.study_group.study.domain.Study;
+import com.gdgoc.study_group.studyMember.domain.StudyMemberStatus;
+import java.util.List;
+import java.util.Optional;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface MemberRepository extends JpaRepository<Member, Long> {
+  /**
+   * 해당 멤버가 해당 상태를 가진 스터디 목록들을 반환합니다.
+   *
+   * @param memberId 검색할 대상이 되는 멤버의 PK
+   * @param memberStatus 검색할 대상이 되는 멤버가 스터디에서 가지길 기대하는 상태
+   * @return 해당 멤버가 포함되고, 해당 상태를 상태로 가지는 스터디들을 반환합니다.
+   */
+  @Query(
+      "SELECT sm.study FROM StudyMember sm WHERE"
+          + " sm.member.id = :id AND"
+          + " sm.studyMemberStatus = :memberStatus")
+  List<Study> findByMemberIdAndStatus(
+      @Param("id") Long memberId, @Param("memberStatus") StudyMemberStatus memberStatus);
+
+  /**
+   * 해당 멤버의 스터디에서의 상태를 조회합니다.
+   *
+   * @param memberId 검색할 멤버의 id
+   * @param studyId 검색할 스터디의 id
+   * @return 해당 스터디에서 멤버의 상태(Optional)
+   */
+  @Query(
+      "SELECT sm.studyMemberStatus FROM StudyMember sm WHERE sm.member.id = :memberId AND"
+          + " sm.study.id = :studyId")
+  Optional<StudyMemberStatus> findMemberStatus(
+      @Param("memberId") Long memberId, @Param("studyId") Long studyId);
+
+  Member findByGithub(String github);
+}
diff --git a/src/main/java/com/gdgoc/study_group/round/dao/RoundRepository.java b/src/main/java/com/gdgoc/study_group/round/dao/RoundRepository.java
new file mode 100644
index 0000000..45e1917
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/round/dao/RoundRepository.java
@@ -0,0 +1,8 @@
+package com.gdgoc.study_group.round.dao;
+
+import com.gdgoc.study_group.round.domain.Round;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface RoundRepository extends JpaRepository<Round, Long> {}
diff --git a/src/main/java/com/gdgoc/study_group/roundMember/dao/RoundMemberRepository.java b/src/main/java/com/gdgoc/study_group/roundMember/dao/RoundMemberRepository.java
new file mode 100644
index 0000000..67a25f5
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/roundMember/dao/RoundMemberRepository.java
@@ -0,0 +1,8 @@
+package com.gdgoc.study_group.roundMember.dao;
+
+import com.gdgoc.study_group.roundMember.domain.RoundMember;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface RoundMemberRepository extends JpaRepository<RoundMember, Long> {}
diff --git a/src/main/java/com/gdgoc/study_group/study/dao/StudyRepository.java b/src/main/java/com/gdgoc/study_group/study/dao/StudyRepository.java
new file mode 100644
index 0000000..a977a8a
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/study/dao/StudyRepository.java
@@ -0,0 +1,17 @@
+package com.gdgoc.study_group.study.dao;
+
+import com.gdgoc.study_group.study.domain.Study;
+import com.gdgoc.study_group.study.domain.StudyStatus;
+import java.util.List;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface StudyRepository extends JpaRepository<Study, Long> {
+
+  // 특정 Status인 스터디 목록 조회
+  List<Study> findByStatus(StudyStatus studyStatus);
+
+  // 모집 중인 스터디 목록 조회(status != FINISHED)
+  List<Study> findByStatusNot(StudyStatus studyStatus);
+}
diff --git a/src/main/java/com/gdgoc/study_group/study/domain/Study.java b/src/main/java/com/gdgoc/study_group/study/domain/Study.java
index 5ad7f86..5ed44a7 100644
--- a/src/main/java/com/gdgoc/study_group/study/domain/Study.java
+++ b/src/main/java/com/gdgoc/study_group/study/domain/Study.java
@@ -5,13 +5,7 @@
 import com.gdgoc.study_group.day.domain.Day;
 import com.gdgoc.study_group.round.domain.Round;
 import com.gdgoc.study_group.studyMember.domain.StudyMember;
-import jakarta.persistence.Entity;
-import jakarta.persistence.EnumType;
-import jakarta.persistence.Enumerated;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
-import jakarta.persistence.OneToMany;
+import jakarta.persistence.*;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -37,11 +31,12 @@ public class Study {
   private List<Answer> answers = new ArrayList<>();
 
   @Enumerated(EnumType.STRING)
-  private Status status;
+  private StudyStatus studyStatus;
 
   private String name;
   private String description;
   private String requirement; // 지원 자격, nullable: 별도 요구 자격 없음
   private String question; // 지원 질문, nullable: 지원 답변 없이 바로 신청 가능
   private Integer maxParticipants; // null == 인원 제한 X
+  private Boolean isApplicationClosed = false; // 멤버 지원 종료 여부(기본값은 지원 가능)
 }
diff --git a/src/main/java/com/gdgoc/study_group/study/domain/StudyStatus.java b/src/main/java/com/gdgoc/study_group/study/domain/StudyStatus.java
new file mode 100644
index 0000000..3497750
--- /dev/null
+++ b/src/main/java/com/gdgoc/study_group/study/domain/StudyStatus.java
@@ -0,0 +1,7 @@
+package com.gdgoc.study_group.study.domain;
+
+public enum StudyStatus {
+  OFFLINE,
+  ONLINE,
+  FINISHED
+}
diff --git a/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMember.java b/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMember.java
index b2ae7c5..9733efb 100644
--- a/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMember.java
+++ b/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMember.java
@@ -28,5 +28,5 @@ public class StudyMember {
   private Study study;
 
   @Enumerated(EnumType.STRING)
-  private Status status;
+  private StudyMemberStatus studyMemberStatus;
 }
diff --git a/src/main/java/com/gdgoc/study_group/studyMember/domain/Status.java b/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMemberStatus.java
similarity index 75%
rename from src/main/java/com/gdgoc/study_group/studyMember/domain/Status.java
rename to src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMemberStatus.java
index 2eea43b..31fb9a6 100644
--- a/src/main/java/com/gdgoc/study_group/studyMember/domain/Status.java
+++ b/src/main/java/com/gdgoc/study_group/studyMember/domain/StudyMemberStatus.java
@@ -1,6 +1,6 @@
 package com.gdgoc.study_group.studyMember.domain;
 
-public enum Status {
+public enum StudyMemberStatus {
   LEADER,
   PARTICIPANT,
   WAITING,