diff --git a/src/main/java/istlab/KisoJikken/Editor.java b/src/main/java/istlab/KisoJikken/Editor.java
index 622a749..7162e2c 100644
--- a/src/main/java/istlab/KisoJikken/Editor.java
+++ b/src/main/java/istlab/KisoJikken/Editor.java
@@ -217,7 +217,6 @@
 
     @Override
     public void keyPressed(KeyEvent e) {
-        System.out.println(e.getKeyCode());
 
         if (e.isControlDown() || e.isAltDown() || e.isAltGraphDown() || e.isMetaDown()) {
             if (e.getKeyCode() == 83) { // Save