diff --git a/em-oop/src/BasicCheck1.java b/em-oop/src/BasicCheck1.java
index ffe91ae..6d214fb 100644
--- a/em-oop/src/BasicCheck1.java
+++ b/em-oop/src/BasicCheck1.java
@@ -3,7 +3,14 @@ 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/BasicCheck2.java b/em-oop/src/BasicCheck2.java
new file mode 100644
index 0000000..ac2889a
--- /dev/null
+++ b/em-oop/src/BasicCheck2.java
@@ -0,0 +1,12 @@
+
+public class BasicCheck2 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		Student student = new Student();
+		student.studentId = 1;
+		student.name = "鈴木一郎";
+
+		student.printProfile();
+	}
+}
\ No newline at end of file
diff --git a/em-oop/src/BasicCheck3.java b/em-oop/src/BasicCheck3.java
new file mode 100644
index 0000000..346c588
--- /dev/null
+++ b/em-oop/src/BasicCheck3.java
@@ -0,0 +1,13 @@
+
+public class BasicCheck3 {
+	public static void main(String[] args) {
+		Item[] items = new Item[3];
+		items[0] = new Item("ノート", 120, 50);
+		items[1] = new Item("消しゴム", 80, 30);
+		items[2] = new Item("鉛筆", 60, 100);
+
+		for (int i = 0; i < 3; i++) {
+			items[i].sell(5);
+		}
+	}
+}
diff --git a/em-oop/src/Book.java b/em-oop/src/Book.java
index 90f3238..418f4a3 100644
--- a/em-oop/src/Book.java
+++ b/em-oop/src/Book.java
@@ -1,4 +1,6 @@
 
 public class Book {
-
+	String title;
+	String author;
+	int price;
 }
diff --git a/em-oop/src/EmployeeData.java b/em-oop/src/EmployeeData.java
new file mode 100644
index 0000000..f2b727f
--- /dev/null
+++ b/em-oop/src/EmployeeData.java
@@ -0,0 +1,39 @@
+
+public class EmployeeData {
+	String idEmployee;
+	String nmEmployee;
+	String knEmployee;
+	String mailAddress;
+	String password;
+	String idDepartment;
+
+	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
+			String idDepartment) {
+		this.idEmployee = idEmployee;
+		this.nmEmployee = nmEmployee;
+		this.knEmployee = knEmployee;
+		this.mailAddress = mailAddress;
+		this.password = password;
+		this.idDepartment = idDepartment;
+	}
+	public void showInfo() {
+	System.out.println(this.idEmployee);
+	System.out.println(this.nmEmployee);
+	System.out.println(this.knEmployee);
+	System.out.println(this.mailAddress);
+	System.out.println(this.password);
+	System.out.println(this.idDepartment);
+	
+	}
+//	
+//	public EmployeeData(String idEmployee) {
+//		this.idEmployee = idEmployee;
+//		public EmployeeData(String nmEmployee) {
+//			this.idEmployee = idEmployee;
+//		this.nmEmployee = nmEmployee;
+//		this.knEmployee = knEmployee;
+//		this.mailAddress = mailAddress;
+//		this.password = password;
+//		this.idDepartment = idDepartment;
+//	}
+}
diff --git a/em-oop/src/Item.java b/em-oop/src/Item.java
new file mode 100644
index 0000000..339edc1
--- /dev/null
+++ b/em-oop/src/Item.java
@@ -0,0 +1,18 @@
+
+public class Item {
+	String name;
+	int price;
+	int stock;
+
+	public Item(String name, int price, int stock) {
+		this.name = name;
+		this.price = price;
+		this.stock = stock;
+	}
+	
+	public void sell(int amount) {
+		this.stock = this.stock - amount;
+		System.out.println(name + price +"円　残り"+this.stock + "個");
+	}
+
+}
diff --git a/em-oop/src/Main.java b/em-oop/src/Main.java
new file mode 100644
index 0000000..615e5dc
--- /dev/null
+++ b/em-oop/src/Main.java
@@ -0,0 +1,11 @@
+
+public class Main {
+	public static void main(String[] args) {
+		//EmployeeData[] employee = new EmployeeData[5];
+		EmployeeData employee = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
+
+		employee.showInfo();
+	}
+	
+
+}
diff --git a/em-oop/src/Student.java b/em-oop/src/Student.java
new file mode 100644
index 0000000..60ab5f6
--- /dev/null
+++ b/em-oop/src/Student.java
@@ -0,0 +1,8 @@
+public class Student {
+	int studentId;
+	String name;
+
+	void printProfile() {
+		System.out.println("学籍番号:" + this.studentId + "  名前:" + this.name);
+	}
+}
\ No newline at end of file