diff --git a/app/src/main/java/net/exkazuu/mimicdance/Lessons.java b/app/src/main/java/net/exkazuu/mimicdance/Lessons.java
index 0b683c8..e5e784b 100644
--- a/app/src/main/java/net/exkazuu/mimicdance/Lessons.java
+++ b/app/src/main/java/net/exkazuu/mimicdance/Lessons.java
@@ -8,16 +8,17 @@ public class Lessons {
         "くりかえし3\n左腕を上げる\n左腕を下げる\nここまで\nくりかえし3\n右腕を上げる\n右腕を下げる\nここまで",
         "右腕を上げる\nもしも黄色\n右腕を下げる\nもしくは\n左腕を上げる\nもしおわり",
         "くりかえし3\nもしも黄色\n右腕を上げる\n右腕を下げる\nもしくは\n左腕を上げる\n左腕を下げる\nもしおわり\nここまで",
-        "くりかえし2\nもしも黄色\n左腕を上げる\n左腕を下げる\nもしくは\n右腕を上げる\n右腕を下げる\nもしおわり\nここまで",};
+        //"くりかえし2\nもしも黄色\n左腕を上げる\n左腕を下げる\nもしくは\n右腕を上げる\n右腕を下げる\nもしおわり\nここまで",
+    };
 
-    private static int[] limitations = {10, 12, 10, 8, 10, 10, 10}; // hard
+    private static int[] maxSteps = {10, 12, 10, 8, 10, 10};
 
     public static String getCoccoCode(int lessonNumber) {
         return coccoCodes[lessonNumber - 1];
     }
 
-    public static int getLimitation(int lessonNumber) {
-        return limitations[lessonNumber - 1];
+    public static int getMaxStep(int lessonNumber) {
+        return maxSteps[lessonNumber - 1];
     }
 
     public static int getLessonCount() {
diff --git a/app/src/main/java/net/exkazuu/mimicdance/activities/CodingActivity.java b/app/src/main/java/net/exkazuu/mimicdance/activities/CodingActivity.java
index 67929ce..febfe63 100644
--- a/app/src/main/java/net/exkazuu/mimicdance/activities/CodingActivity.java
+++ b/app/src/main/java/net/exkazuu/mimicdance/activities/CodingActivity.java
@@ -32,7 +32,7 @@ public void onCreate(Bundle savedInstanceState) {
         initializeNumberIcons(cellTexts, cellIcons);
 
         ImageView[] steps = initializeStepNumbers();
-        initializeMaximumStep(cellIcons, steps);
+        initializeMaximumStep(cellIcons, steps, Lessons.getMaxStep(lessonNumber));
     }
 
     private String[][] initializeCellTexts(String piyoCode) {
@@ -105,19 +105,7 @@ private void initializeNumberIcons(String[][] cellTexts, ImageView[][] cellIcons
         }
     }
 
-    private void initializeMaximumStep(ImageView[][] cells, ImageView[] step) {
-        if (lessonNumber == 2) {
-            setMaximumStep(cells, step, 12);
-        } else if (lessonNumber == 4) {
-            setMaximumStep(cells, step, 8);
-        } else if (lessonNumber == 7) {
-            setMaximumStep(cells, step, 12);
-        } else {
-            setMaximumStep(cells, step, 10);
-        }
-    }
-
-    private void setMaximumStep(ImageView[][] cells, ImageView[] step, int maxStep) {
+    private void initializeMaximumStep(ImageView[][] cells, ImageView[] step, int maxStep) {
         for (int row = 0; row < maxStep; row++) {
             for (int column = 0; column < cells[0].length; column++) {
                 cells[row][column].setVisibility(View.VISIBLE);