diff --git a/.gitignore b/.gitignore
index 8ea91a8..564aed5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,3 +25,4 @@ hs_err_pid*
 replay_pid*
 
 /.metadata/
+/bin/
diff --git a/em-oop/src/BasicCheck1.java b/em-oop/src/BasicCheck1.java
index ffe91ae..2dd01ca 100644
--- a/em-oop/src/BasicCheck1.java
+++ b/em-oop/src/BasicCheck1.java
@@ -3,6 +3,19 @@ public class BasicCheck1 {
 
 	public static void main(String[] args) {
 		// TODO 自動生成されたメソッド・スタブ
+		Book book = new Book();
+		book.title = "吾輩は猫である";
+		 book.author ="夏目漱石";
+		book.price = 800;
+		
+		System.out.println(book.title);
+		System.out.println(book.author);
+		System.out.println(book.price);
+		
+		
+		
+		
+		
 
 	}
 
diff --git a/em-oop/src/Book.java b/em-oop/src/Book.java
index 90f3238..beb3c69 100644
--- a/em-oop/src/Book.java
+++ b/em-oop/src/Book.java
@@ -1,4 +1,7 @@
 
 public class Book {
+	String title;
+	String author;
+	int price;
 
 }
diff --git a/em-oop/src/EmployeeData.java b/em-oop/src/EmployeeData.java
index a12e00f..8325da3 100644
--- a/em-oop/src/EmployeeData.java
+++ b/em-oop/src/EmployeeData.java
@@ -1,14 +1,19 @@
 
 public class EmployeeData {
 	String idEmployee;
-    String nmEmployee;
-    String knEmployee;
-    String mailAddress;
-    String password;
-    String idDepartment;
-    
-    void showInfo() {
-    	System.out.println(this.idEmployee + "\t" + this.nmEmployee + this.knEmployee+this.mailAddress+this.password+this.idDepartment);
-    }
+	String nmEmployee;
+	String knEmployee;
+	String mailAddress;
+	String password;
+	String idDepartment;
 
+	void showInfo() {
+		System.out.println(this.idEmployee + "\t" + this.nmEmployee + this.knEmployee + this.mailAddress + this.password
+				+ this.idDepartment);
+	}
+
+	boolean isMatchId(String id) {                   //stept 7
+		return this.idEmployee.equals(id);
+
+	}
 }
diff --git a/em-oop/src/Main.java b/em-oop/src/Main.java
index 7e20031..7d9685d 100644
--- a/em-oop/src/Main.java
+++ b/em-oop/src/Main.java
@@ -1,27 +1,92 @@
+import java.util.Scanner;
 
 public class Main {
 
 	public static void main(String[] args) {
 		// TODO 自動生成されたメソッド・スタブ
-		EmployeeData employee = new EmployeeData();
-	
-        employee.idEmployee = "10000";
-        employee.nmEmployee = "山田龍也";
-        employee.knEmployee = "ヤマダタツヤ";
-        employee.mailAddress = "yamada@hoge.jp";
-        employee.password = "aaa";
-        employee.idDepartment = "10";
-        
-        employee.showInfo();
+		EmployeeData[] employees = new EmployeeData[5];
+		//1st person
+		employees[0] = new EmployeeData();
+		employees[0].idEmployee = "10000";
+		employees[0].nmEmployee = "山田龍也";
+		employees[0].knEmployee = "ヤマダタツヤ";
+		employees[0].mailAddress = "yamada@hoge.jp";
+		employees[0].password = "aaa";
+		employees[0].idDepartment = "10";
+		//2nd person
+		employees[1] = new EmployeeData();
+		employees[1].idEmployee = "10001";
+		employees[1].nmEmployee = "高橋準";
+		employees[1].knEmployee = "タカハシジュン";
+		employees[1].mailAddress = "jtaka@hoge.jp";
+		employees[1].password = "bbb";
+		employees[1].idDepartment = "10";
+		//3rd person
+		employees[2] = new EmployeeData();
+		employees[2].idEmployee = "10002";
+		employees[2].nmEmployee = "麻枝史明";
+		employees[2].knEmployee = "マエダフミアキ";
+		employees[2].mailAddress = "fmak@hoge.jp";
+		employees[2].password = "ccc";
+		employees[2].idDepartment = "11";
+		//4th person
+		employees[3] = new EmployeeData();
+		employees[3].idEmployee = "10003";
+		employees[3].nmEmployee = "丸戸章介";
+		employees[3].knEmployee = "マルトショウスケ";
+		employees[3].mailAddress = "marusyo@hoge.jp";
+		employees[3].password = "ddd";
+		employees[3].idDepartment = "12";
+		//5th person
+		employees[4] = new EmployeeData();
+		employees[4].idEmployee = "10004";
+		employees[4].nmEmployee = "三宅武";
+		employees[4].knEmployee = "ミヤケタケシ";
+		employees[4].mailAddress = "miya@hoge.jp";
+		employees[4].password = "eee";
+		employees[4].idDepartment = "13";
+		// stept6
+		//        for (int i = 0; i < employees.length; i++) {
+		//            employees[i].showInfo();
+		//        }
+		//stept 7
+		System.out.println("10002 を検索します");
+		System.out.println(employees[2].isMatchId("10002"));
 
-//        System.out.println(employee.idEmployee);
-//        System.out.println(employee.nmEmployee);
-//        System.out.println(employee.knEmployee);
-//        System.out.println(employee.mailAddress);
-//        System.out.println(employee.password);
-//        System.out.println(employee.idDepartment);
-    
+		System.out.println("99999 を検索します");
+		System.out.println(employees[2].isMatchId("99999"));
+
+		//stept 5
+		// employee.showInfo();
+		// stept6
+
+		//        System.out.println(employee.idEmployee);
+		//        System.out.println(employee.nmEmployee);
+		//        System.out.println(employee.knEmployee);
+		//        System.out.println(employee.mailAddress);
+		//        System.out.println(employee.password);
+		//        System.out.println(employee.idDepartment);
 		
+		//stept 8
+		Scanner scan = new Scanner(System.in);
+		System.out.println("検索したい社員IDを入力してください");
+		String serchId = scan.nextLine();
+		
+		boolean found = false;   //←if it haven't this boolean , they can't be decided true or false, so we should be make boolan name (found)
+		for (int i =0; i< employees.length; i++) {
+			if (employees[i].isMatchId(serchId)){
+				employees[i].showInfo();
+				found = true;
+				break;
+			}
+				
+			}
+			if(!found) {
+				System.out.println("該当する社員が見つかりませんでした");
+			}
+			scan.close();
+		}
+
 	}
 
-}
+