diff --git a/em-oop/src/BasicCheck2.java b/em-oop/src/BasicCheck2.java
index e90d1a6..3f97067 100644
--- a/em-oop/src/BasicCheck2.java
+++ b/em-oop/src/BasicCheck2.java
@@ -1,12 +1,21 @@
 
 public class BasicCheck2 {
 	public static void main(String[] args) {
-		Student student = new Student();
+		Student student1 = new Student(1, "鈴木一郎");
+		Student student2 = new Student(2, "田中花子");
+		Student student3 = new Student(3, "佐藤次郎");
 		
-		student.studentId = 1;
-		student.name = "鈴木一郎";
+		student1.printProfile();
+		student2.printProfile();
+		student3.printProfile();
 		
-		student.printProfile();
+		System.out.println("現在の生徒数："+Student.getStudentCount()+"人");
+		
+
+//		student.studentId = 1;
+//		student.name = "鈴木一郎";
+//
+//		student.printProfile();
 	}
 
 }
diff --git a/em-oop/src/Student.java b/em-oop/src/Student.java
index a668753..8475b66 100644
--- a/em-oop/src/Student.java
+++ b/em-oop/src/Student.java
@@ -2,10 +2,23 @@
 public class Student {
 	int studentId;
 	String name;
-	
-	public  void printProfile() {
+	static int studentCount = 0;
+
+	public void printProfile() {
 		System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
-		
+
 	}
 
+	public Student(int studentId, String name) {
+		this.studentId = studentId;
+		this.name = name;
+		studentCount++;
+	}
+	
+	public static int getStudentCount() {
+		return studentCount;
+	}
+	
+	
+
 }