diff --git a/.project b/.project
new file mode 100644
index 0000000..a59a30a
--- /dev/null
+++ b/.project
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>last-group-delevelopment-team1</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+	</buildSpec>
+	<natures>
+	</natures>
+</projectDescription>
diff --git a/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java b/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java
index c755eb6..d85471e 100644
--- a/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java
+++ b/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java
@@ -1,5 +1,123 @@
 package com.example.demo.entity;
+ 
+import java.sql.Timestamp;
 
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+import org.springframework.data.annotation.LastModifiedDate;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+ 
+//テーブル名
+@Table(name = "book_collection")
+@Entity
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
 public class Book_collectionEntity {
-
+	
+	
+	//蔵書ID
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(name = "id_book", nullable = false)
+	private Integer idBook;
+	
+	//ISBN
+	@Column(name = "isbn", nullable = false)
+	private String isBn;
+	
+	//書籍名
+	@Column(name = "nm_book", nullable = false)
+    private String nmBook;
+	
+	//書籍名よみ
+	@Column(name = "kn_book", nullable = true)
+    private String knBook;
+	
+	//出版社
+	@Column(name = "publisher", nullable = true)
+    private String pubLisher;
+	
+	//特記事項
+	@Column(name = "note text", nullable = true)
+    private String noteText;
+	
+	//貸出フラグ   -> charに変更する
+	@Column(name = "flg_lending", nullable = false, columnDefinition = "default 0")
+    private Character flgLending;
+	
+	//更新者
+	@Column(name = "id_update", nullable = false)
+    private Integer idUpdate;
+	
+	//更新日
+    @Column(name = "date_update", nullable = false)
+    @LastModifiedDate
+    private Timestamp dateUpdate;
+    
+//	public static Book_collection convertFrom(Book_collection book_collection) {
+//    // 値を既に持ったインスタンスの生成に、コンストラクタを使用するとこうなります。
+//    return new Book_collection Entity(
+//            book_colletion.getIdBook(),
+//            book_colletion.getisBn(),
+//            book_colletion.getnmBook(),
+//            book_colletion..getknBook(),
+//            book_colletion.getpublisher(),
+//            book_colletion.getnoteText(),
+//            book_colletion.getflgLending(),
+//            book_colletion.getidUpdate(),
+//            book_colletion.getdateUupdate()
+//    );
+//
+//}
+//public static EmployeeEntity convertFrom(SearchConditionEmployee searchConditionEmployee) {
+//    EmployeeEntity employeeEntity = new EmployeeEntity();
+//
+//    employeeEntity.setIdBook(searchConditionEmployee.getIdBook());
+//    employeeEntity.setisBn(searchConditionEmployee.getisBn());
+//    employeeEntity.setnmBook(searchConditionEmployee.getnmBook());
+ 
+//    employeeEntity.setknBook(searchConditionEmployee.knBook());
+//    employeeEntity.setpublisher(searchConditionEmployee.getpublisher());
+//    employeeEntity.setnoteText(searchConditionEmployee.getnoteText());
+//    employeeEntity.setflgLending(searchConditionEmployee.getflgLending());
+//    employeeEntity.setidUpdate(searchConditionEmployee.getidUpdate());
+//  employeeEntity.setdateUpdate(searchConditionEmployee.getdateUupdate());
+    
+    
+//    
+////    public static List<book_collection> createbook_collectionList(List<EmployeeEntity> employeeEntityList) {
+////        return employeeEntityList.stream().map(EmployeeEntity::createbook_collection).toList();
+////    }
+//    
+//    List<book_collection> book_collectionList = new ArrayList<>();
+//    for(book_collectionEntity book_collectionEntity:employeeEntityList){
+//    	book_collection employee = book_collectionEntity.createbook_collection(book_collectionEntity);
+//    	book_collectionList.add(employee);
+//    }
+//    return employeeList;
+//    
+//    
+//    public LoginUser createLoginUser() {
+//        // 値を既に持ったインスタンスの生成に、コンストラクタを使用するとこうなります。
+//        return new LoginUser(
+//                getidBook(),
+//                getisBn(),
+//                getnmBook(),
+//                getknBook(),
+//                getpublisher(),
+//                getnoteText(),
+//                getflgLending(),
+//                getidUpdate(),
+//                getdateUpdate()
+//        );
+//    }
 }
diff --git a/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java b/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java
index 221eb02..84cbce4 100644
--- a/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java
+++ b/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java
@@ -10,6 +10,7 @@ import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 
 import org.hibernate.annotations.Audited.Table;
+import org.springframework.data.annotation.LastModifiedDate;
 
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -20,6 +21,7 @@ import lombok.NoArgsConstructor;
 @Data
 @NoArgsConstructor
 @AllArgsConstructor
+
 public class Borrow_booksEntity {
 
 	/*
@@ -51,11 +53,8 @@ public class Borrow_booksEntity {
 	/*
 	 * ステータス
 	 * */
-	@Column(name = "status", nullable = false)
-	private char 返却済 = 0;
-	private char 承認待 = 1;
-	private char 貸出中 = 2;
-	private char 却下 = 9;
+	@Column(name = "status", nullable = false, columnDefinition = "default 1")
+	private Character status;
 
 	/*
 	 * 承認者
@@ -97,5 +96,6 @@ public class Borrow_booksEntity {
 	 * 更新日
 	 * */
 	@Column(name = "date_update", nullable = false)
+	@LastModifiedDate
 	private Timestamp dateUpdate;
 }