diff --git a/Question01-StartProgram/src/PTra01_01.java b/Question01-StartProgram/src/PTra01_01.java
index 7cca07d..1fb9a95 100644
--- a/Question01-StartProgram/src/PTra01_01.java
+++ b/Question01-StartProgram/src/PTra01_01.java
@@ -8,6 +8,7 @@ public class PTra01_01 {
 	public static void main(String[] args) {
 
 		//TODO Hello,world と出力してください
+		System.out.println("Hello,world");
 
 	}
 }