diff --git a/em-oop/src/EmployeeData.java b/em-oop/src/EmployeeData.java
index 87ec82b..2025385 100644
--- a/em-oop/src/EmployeeData.java
+++ b/em-oop/src/EmployeeData.java
@@ -62,8 +62,11 @@ public class EmployeeData {
 				+ "\t" + getPassword() + "\t" + getIdDepartment());
 		return str;
 	}
+	
+	private static int empCount = 0;
 
 	public EmployeeData() {
+		empCount++;
 	}
 
 	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
@@ -74,5 +77,10 @@ public class EmployeeData {
 		this.setMailAddress(mailAddress);
 		this.setPassword(password);
 		this.setIdDepartment(idDepartment);
+		empCount++;
+	}
+	static int getEmpCount() {
+		int result = empCount;
+		return result;
 	}
 }
diff --git a/em-oop/src/Main.java b/em-oop/src/Main.java
index 115075d..071103e 100644
--- a/em-oop/src/Main.java
+++ b/em-oop/src/Main.java
@@ -14,6 +14,8 @@ public class Main {
 		for (int i=0; i<=4; i++ ) {
 			System.out.println(employee[i]);
 		}
+		int i=EmployeeData.getEmpCount();
+		System.out.println("現在の社員データ件数;"+ i + "件");
 	}
 }