diff --git a/Question09-Package/.classpath b/Question09-Package/.classpath
new file mode 100644
index 0000000..c771657
--- /dev/null
+++ b/Question09-Package/.classpath
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>
diff --git a/Question09-Package/.gitignore b/Question09-Package/.gitignore
new file mode 100644
index 0000000..84c048a
--- /dev/null
+++ b/Question09-Package/.gitignore
@@ -0,0 +1 @@
+/build/
diff --git a/Question09-Package/.project b/Question09-Package/.project
new file mode 100644
index 0000000..b0520c2
--- /dev/null
+++ b/Question09-Package/.project
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question09-Package</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/Question09-Package/.settings/org.eclipse.jdt.core.prefs b/Question09-Package/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..23fa13b
--- /dev/null
+++ b/Question09-Package/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21
diff --git a/Question09-Package/.settings/org.eclipse.wst.common.project.facet.core.xml b/Question09-Package/.settings/org.eclipse.wst.common.project.facet.core.xml
new file mode 100644
index 0000000..c1a8d07
--- /dev/null
+++ b/Question09-Package/.settings/org.eclipse.wst.common.project.facet.core.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>
diff --git a/Question09-Package/src/main/java/Question9_1.java b/Question09-Package/src/main/java/Question9_1.java
new file mode 100644
index 0000000..5154535
--- /dev/null
+++ b/Question09-Package/src/main/java/Question9_1.java
@@ -0,0 +1,12 @@
+
+public class Question9_1 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		Util util = new Util();
+		util.hello();
+		
+	}
+
+}
diff --git a/Question09-Package/src/main/java/Question9_2.java b/Question09-Package/src/main/java/Question9_2.java
new file mode 100644
index 0000000..e47c148
--- /dev/null
+++ b/Question09-Package/src/main/java/Question9_2.java
@@ -0,0 +1,12 @@
+
+public class Question9_2 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		common.Util util = new common.Util();
+		util.showSum(1,2);
+		
+	}
+
+}
diff --git a/Question09-Package/src/main/java/Question9_3.java b/Question09-Package/src/main/java/Question9_3.java
new file mode 100644
index 0000000..b69efc7
--- /dev/null
+++ b/Question09-Package/src/main/java/Question9_3.java
@@ -0,0 +1,13 @@
+import common.Util;
+
+public class Question9_3 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		Util util = new Util();
+		util.showSum(1,2);
+		
+	}
+
+}
diff --git a/Question09-Package/src/main/java/Util.java b/Question09-Package/src/main/java/Util.java
new file mode 100644
index 0000000..b0b5851
--- /dev/null
+++ b/Question09-Package/src/main/java/Util.java
@@ -0,0 +1,8 @@
+
+public class Util {
+	
+	public void hello() {
+		System.out.println("こんにちは");
+	}
+	
+}
diff --git a/Question09-Package/src/main/java/common/Util.java b/Question09-Package/src/main/java/common/Util.java
new file mode 100644
index 0000000..b8f48f3
--- /dev/null
+++ b/Question09-Package/src/main/java/common/Util.java
@@ -0,0 +1,9 @@
+package common;
+
+public class Util {
+
+	public void showSum(int num1,int num2) {
+		System.out.println(num1+num2);
+	}
+	
+}