diff --git a/src/main/java/balancetalk/bookmark/domain/GameBookmark.java b/src/main/java/balancetalk/bookmark/domain/GameBookmark.java
index f2918ca6d..34338a9fc 100644
--- a/src/main/java/balancetalk/bookmark/domain/GameBookmark.java
+++ b/src/main/java/balancetalk/bookmark/domain/GameBookmark.java
@@ -3,10 +3,7 @@
 import balancetalk.game.domain.GameSet;
 import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
-import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
-import jakarta.persistence.EnumType;
-import jakarta.persistence.Enumerated;
 import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
@@ -29,7 +26,6 @@ public class GameBookmark extends BaseTimeEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "id")
     private Long id;
 
     @ManyToOne(fetch = FetchType.LAZY)
diff --git a/src/main/java/balancetalk/bookmark/domain/TalkPickBookmark.java b/src/main/java/balancetalk/bookmark/domain/TalkPickBookmark.java
index a08e7612a..716deb616 100644
--- a/src/main/java/balancetalk/bookmark/domain/TalkPickBookmark.java
+++ b/src/main/java/balancetalk/bookmark/domain/TalkPickBookmark.java
@@ -3,9 +3,19 @@
 import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
 import balancetalk.talkpick.domain.TalkPick;
-import jakarta.persistence.*;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
 import jakarta.validation.constraints.NotNull;
-import lombok.*;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Builder
@@ -13,9 +23,9 @@
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class TalkPickBookmark extends BaseTimeEntity {
+
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "id")
     private Long id;
 
     @ManyToOne(fetch = FetchType.LAZY)
@@ -44,5 +54,4 @@ public void activate() {
     public void deactivate() {
         this.active = false;
     }
-
 }
diff --git a/src/main/java/balancetalk/comment/domain/Comment.java b/src/main/java/balancetalk/comment/domain/Comment.java
index 6b7f6af05..20d3c2120 100644
--- a/src/main/java/balancetalk/comment/domain/Comment.java
+++ b/src/main/java/balancetalk/comment/domain/Comment.java
@@ -5,16 +5,30 @@
 import balancetalk.member.domain.Member;
 import balancetalk.talkpick.domain.TalkPick;
 import balancetalk.talkpick.domain.ViewStatus;
-import jakarta.persistence.*;
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.OneToMany;
+import jakarta.persistence.Transient;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import jakarta.validation.constraints.Size;
-import lombok.*;
-import org.springframework.lang.Nullable;
-
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Builder
@@ -23,8 +37,6 @@
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
 public class Comment extends BaseTimeEntity {
 
-    private static final int MIN_COUNT_FOR_BLIND = 5;
-
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
@@ -34,12 +46,11 @@ public class Comment extends BaseTimeEntity {
     private String content;
 
     @Enumerated(value = EnumType.STRING)
+    @NotNull
     private ViewStatus viewStatus;
 
-    private Boolean isBest;
-
     @NotNull
-    private int reportedCount;
+    private Boolean isBest;
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "member_id")
@@ -49,7 +60,6 @@ public class Comment extends BaseTimeEntity {
     @JoinColumn(name = "talk_pick_id")
     private TalkPick talkPick;
 
-    @Nullable
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "parent_id")
     private Comment parent;
@@ -60,6 +70,7 @@ public class Comment extends BaseTimeEntity {
     @Transient
     private Boolean isNotifiedForFirstReply = false;
 
+    @NotNull
     private LocalDateTime editedAt;
 
     private boolean isEdited;
@@ -77,19 +88,6 @@ public void setIsBest(boolean isBest) {
         this.isBest = isBest;
     }
 
-    public boolean isBlind() {
-        return this.viewStatus.equals(ViewStatus.BLIND);
-    }
-
-    public void incrementReportCount() {
-        this.reportedCount++;
-
-        if (this.reportedCount == MIN_COUNT_FOR_BLIND) {
-            this.content = "신고된 댓글입니다.";
-            this.viewStatus = ViewStatus.BLIND;
-        }
-    }
-
     public void setIsNotifiedForFirstReplyTrue() {
         this.isNotifiedForFirstReply = true;
     }
diff --git a/src/main/java/balancetalk/comment/dto/CommentDto.java b/src/main/java/balancetalk/comment/dto/CommentDto.java
index b77af2070..7962ca520 100644
--- a/src/main/java/balancetalk/comment/dto/CommentDto.java
+++ b/src/main/java/balancetalk/comment/dto/CommentDto.java
@@ -7,13 +7,12 @@
 import balancetalk.vote.domain.VoteOption;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
+import java.time.LocalDateTime;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
-import java.time.LocalDateTime;
-
 public class CommentDto {
     @Data
     @Builder
@@ -32,7 +31,6 @@ public Comment toEntity(Member member, TalkPick talkPick) {
                     .talkPick(talkPick)
                     .isBest(false)
                     .viewStatus(ViewStatus.NORMAL)
-                    .reportedCount(0)
                     .isNotifiedForFirstReply(false)
                     .editedAt(LocalDateTime.now())
                     .isEdited(false)
@@ -46,7 +44,6 @@ public Comment toEntity(Member member, TalkPick talkPick, Comment parent) {
                     .talkPick(talkPick)
                     .isBest(false)
                     .viewStatus(ViewStatus.NORMAL)
-                    .reportedCount(0)
                     .parent(parent)
                     .isEdited(false)
                     .build();
@@ -128,7 +125,6 @@ public static LatestCommentResponse fromEntity(Comment comment, VoteOption voteO
                     .likesCount(likesCount)
                     .myLike(myLike)
                     .replyCount(comment.getReplies() == null ? 0 : comment.getReplies().size())
-                    .reportedCount(comment.getReportedCount())
                     .isEdited(comment.isEdited())
                     .createdAt(comment.getCreatedAt())
                     .lastModifiedAt(comment.getLastModifiedAt())
@@ -202,7 +198,6 @@ public static BestCommentResponse fromEntity(Comment comment, VoteOption voteOpt
                     .likesCount(likesCount)
                     .myLike(myLike)
                     .replyCount(comment.getReplies() == null ? 0 : comment.getReplies().size())
-                    .reportedCount(comment.getReportedCount())
                     .isBest(comment.getIsBest())
                     .isEdited(comment.isEdited())
                     .createdAt(comment.getCreatedAt())
@@ -278,7 +273,6 @@ public static CommentReplyResponse fromEntity(Comment comment, VoteOption voteOp
                     .myLike(myLike)
                     .parentId(comment.getParent() == null ? null : comment.getParent().getId())
                     .replyCount(comment.getReplies() == null ? 0 : comment.getReplies().size())
-                    .reportedCount(comment.getReportedCount())
                     .isEdited(comment.isEdited())
                     .createdAt(comment.getCreatedAt())
                     .lastModifiedAt(comment.getLastModifiedAt())
diff --git a/src/main/java/balancetalk/file/domain/File.java b/src/main/java/balancetalk/file/domain/File.java
index a10d2175e..dfbd632f4 100644
--- a/src/main/java/balancetalk/file/domain/File.java
+++ b/src/main/java/balancetalk/file/domain/File.java
@@ -12,6 +12,7 @@
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import jakarta.validation.constraints.Positive;
+import jakarta.validation.constraints.Size;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -32,12 +33,15 @@ public class File extends BaseTimeEntity {
     private Long resourceId;
 
     @Enumerated(value = EnumType.STRING)
+    @NotNull
     private FileType fileType;
 
     @NotBlank
+    @Size(max = 50)
     private String uploadName;
 
     @NotBlank
+    @Size(max = 100)
     private String storedName;
 
     @NotBlank
diff --git a/src/main/java/balancetalk/game/domain/GameOption.java b/src/main/java/balancetalk/game/domain/GameOption.java
index 8614533e0..ece4ee9eb 100644
--- a/src/main/java/balancetalk/game/domain/GameOption.java
+++ b/src/main/java/balancetalk/game/domain/GameOption.java
@@ -1,5 +1,6 @@
 package balancetalk.game.domain;
 
+import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.vote.domain.GameVote;
 import balancetalk.vote.domain.VoteOption;
 import jakarta.persistence.Column;
@@ -30,7 +31,7 @@
 @Builder
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
-public class GameOption {
+public class GameOption extends BaseTimeEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
diff --git a/src/main/java/balancetalk/global/oauth2/CustomSuccessHandler.java b/src/main/java/balancetalk/global/oauth2/CustomSuccessHandler.java
index 600e7f59c..7f9a5f23c 100644
--- a/src/main/java/balancetalk/global/oauth2/CustomSuccessHandler.java
+++ b/src/main/java/balancetalk/global/oauth2/CustomSuccessHandler.java
@@ -9,11 +9,11 @@
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import java.io.IOException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.web.authentication.SimpleUrlAuthenticationSuccessHandler;
 import org.springframework.stereotype.Component;
-import java.io.IOException;
 
 @Component
 @RequiredArgsConstructor
diff --git a/src/main/java/balancetalk/like/domain/Like.java b/src/main/java/balancetalk/like/domain/Like.java
index 7f2d06b6d..ce9a53273 100644
--- a/src/main/java/balancetalk/like/domain/Like.java
+++ b/src/main/java/balancetalk/like/domain/Like.java
@@ -2,9 +2,22 @@
 
 import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
-import jakarta.persistence.*;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
 import jakarta.validation.constraints.NotNull;
-import lombok.*;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Builder
@@ -19,6 +32,7 @@ public class Like extends BaseTimeEntity {
     private Long id;
 
     @Enumerated(value = EnumType.STRING)
+    @NotNull
     private LikeType likeType;
 
     @ManyToOne(fetch = FetchType.LAZY)
@@ -28,6 +42,7 @@ public class Like extends BaseTimeEntity {
     @NotNull
     private Long resourceId;
 
+    @NotNull
     private Boolean active = true;
 
     public void activate() {
diff --git a/src/main/java/balancetalk/report/application/ReportCommentService.java b/src/main/java/balancetalk/report/application/ReportCommentService.java
index 6f9c91d5f..e10939f01 100644
--- a/src/main/java/balancetalk/report/application/ReportCommentService.java
+++ b/src/main/java/balancetalk/report/application/ReportCommentService.java
@@ -1,5 +1,10 @@
 package balancetalk.report.application;
 
+import static balancetalk.global.exception.ErrorCode.ALREADY_REPORTED_COMMENT;
+import static balancetalk.global.exception.ErrorCode.NOT_FOUND_COMMENT;
+import static balancetalk.global.exception.ErrorCode.NOT_FOUND_COMMENT_AT_THAT_TALK_PICK;
+import static balancetalk.global.exception.ErrorCode.REPORT_MY_COMMENT;
+
 import balancetalk.comment.domain.Comment;
 import balancetalk.comment.domain.CommentRepository;
 import balancetalk.global.exception.BalanceTalkException;
@@ -14,8 +19,6 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-import static balancetalk.global.exception.ErrorCode.*;
-
 @Service
 @Transactional
 @RequiredArgsConstructor
@@ -48,7 +51,6 @@ public void createCommentReport(@Valid CreateReportRequest createReportRequest,
         Report report = createReportRequest.toEntity(reporter, reported, resourceId, comment.getContent());
 
         reportRepository.save(report);
-        comment.incrementReportCount();
     }
 
     private Comment validateCommentOnTalkPick(Long resourceId, Long talkPickId) {
diff --git a/src/main/java/balancetalk/talkpick/domain/TalkPick.java b/src/main/java/balancetalk/talkpick/domain/TalkPick.java
index 240252946..d5d302e52 100644
--- a/src/main/java/balancetalk/talkpick/domain/TalkPick.java
+++ b/src/main/java/balancetalk/talkpick/domain/TalkPick.java
@@ -6,16 +6,31 @@
 import balancetalk.member.domain.Member;
 import balancetalk.vote.domain.TalkPickVote;
 import balancetalk.vote.domain.VoteOption;
-import jakarta.persistence.*;
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Column;
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.OneToMany;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.PositiveOrZero;
 import jakarta.validation.constraints.Size;
-import lombok.*;
-import org.hibernate.annotations.ColumnDefault;
-
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.hibernate.annotations.ColumnDefault;
 
 @Entity
 @Getter
diff --git a/src/main/java/balancetalk/talkpick/domain/TempTalkPick.java b/src/main/java/balancetalk/talkpick/domain/TempTalkPick.java
index a1f31eaff..4125d189e 100644
--- a/src/main/java/balancetalk/talkpick/domain/TempTalkPick.java
+++ b/src/main/java/balancetalk/talkpick/domain/TempTalkPick.java
@@ -1,17 +1,27 @@
 package balancetalk.talkpick.domain;
 
+import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
-import jakarta.persistence.*;
-import jakarta.validation.constraints.NotBlank;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.OneToOne;
 import jakarta.validation.constraints.Size;
-import lombok.*;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Getter
 @Builder
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
-public class TempTalkPick {
+public class TempTalkPick extends BaseTimeEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
diff --git a/src/main/java/balancetalk/vote/domain/GameVote.java b/src/main/java/balancetalk/vote/domain/GameVote.java
index c11c12d71..16a36a4ac 100644
--- a/src/main/java/balancetalk/vote/domain/GameVote.java
+++ b/src/main/java/balancetalk/vote/domain/GameVote.java
@@ -3,8 +3,18 @@
 import balancetalk.game.domain.GameOption;
 import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
-import jakarta.persistence.*;
-import lombok.*;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Getter
diff --git a/src/main/java/balancetalk/vote/domain/TalkPickVote.java b/src/main/java/balancetalk/vote/domain/TalkPickVote.java
index a3a8ad0aa..5017682cc 100644
--- a/src/main/java/balancetalk/vote/domain/TalkPickVote.java
+++ b/src/main/java/balancetalk/vote/domain/TalkPickVote.java
@@ -3,9 +3,21 @@
 import balancetalk.global.common.BaseTimeEntity;
 import balancetalk.member.domain.Member;
 import balancetalk.talkpick.domain.TalkPick;
-import jakarta.persistence.*;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
 import jakarta.validation.constraints.NotNull;
-import lombok.*;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Entity
 @Getter