--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/list/List.java	Tue May 19 11:31:59 2015 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/list/List.java	Tue May 19 12:07:24 2015 +0900
@@ -72,7 +72,7 @@
             stack.push(currentNode.getAttribute());
             currentNode = currentNode.getNext();
         }
-        return new Iterator<T>(){
+        return new Iterator<T>() {
 
             @Override
             public boolean hasNext() {
@@ -124,12 +124,12 @@
     }
 
     @Override
-    public String toString(){
+    public String toString() {
         String pathString = "<";
         Iterator<T> iterator = reverseIterator();
         while (true) {
             pathString += iterator.next();
-            if(iterator.hasNext())
+            if (iterator.hasNext())
                 pathString += ",";
             else
                 break;
@@ -137,4 +137,14 @@
         pathString += ">";
         return pathString;
     }
+
+    public List<T> append(List<T> list) {
+        Iterator<T> iterator = list.reverseIterator();
+        List<T> newList = this;
+        while (iterator.hasNext()) {
+            T attribute = iterator.next();
+            newList = newList.addLast(attribute);
+        }
+        return newList;
+    }
 }

--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/store/impl/logger/DefaultOperationLog.java	Tue May 19 11:31:59 2015 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/store/impl/logger/DefaultOperationLog.java	Tue May 19 12:07:24 2015 +0900
@@ -1,10 +1,10 @@
 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger;
 
+import fj.data.List;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.NodeOperation;
+
 import java.util.Iterator;
 
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.NodeOperation;
-import fj.data.List;
-
 public class DefaultOperationLog implements OperationLog
 {
 	private final List<NodeOperation> log;

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/test/java/jp/ac/u_ryukyu/ie/cr/tatsuki/list/appendTest.java	Tue May 19 12:07:24 2015 +0900
@@ -0,0 +1,35 @@
+package jp.ac.u_ryukyu.ie.cr.tatsuki.list;
+
+import jp.ac.u_ryukyu.ie.cr.list.List;
+import junit.framework.Assert;
+import org.junit.Test;
+
+import java.util.Iterator;
+
+/**
+ * Created by e115731 on 15/05/19.
+ */
+public class appendTest {
+    @Test
+    public void appendTest() {
+
+        List<Integer> list = new List<>();
+        for (int count = 1; count <= 10; count++) {
+            list = list.addLast(count);
+        }
+        
+        List<Integer> list2 = new List<>();
+        for (int count = 11; count <= 20; count++) {
+            list2 = list2.addLast(count);
+        }
+
+        List<Integer> newList = list.append(list2);
+        Iterator<Integer> iterator = newList.reverseIterator();
+        for (int count = 1; count <= 20; count++) {
+            Assert.assertTrue(iterator.hasNext());
+            int num = iterator.next();
+            Assert.assertEquals(num, count);
+        }
+
+    }
+}

--- a/src/test/java/jp/ac/u_ryukyu/ie/cr/tatsuki/list/listAdd.java	Tue May 19 11:31:59 2015 +0900
+++ b/src/test/java/jp/ac/u_ryukyu/ie/cr/tatsuki/list/listAdd.java	Tue May 19 12:07:24 2015 +0900
@@ -12,27 +12,18 @@
     @Test
     public void listAddTest() {
 
-        fj.data.List<Integer> test = fj.data.List.list(-1);
-        for (int count = 1; count <= 10; count++) {
-            test = test.cons(count);
-        }
-        int aaa = test.head();
-        test = test.tail();
         List<Integer> list = new List<Integer>();
-
         for (int count = 1; count <= 10; count++) {
             list = list.addLast(count);
         }
         Assert.assertEquals(list.length(), 10);
         int num = list.index(5);
         Assert.assertEquals(num, 5);
-
         List<Integer> newList = list.add(5, 1000);
         num = newList.index(5);
         Assert.assertEquals(num, 1000);
         num = list.index(5);
         Assert.assertEquals(num, 5);
-
         list = list.add(1000, 1001);
         num = list.index(5);
         Assert.assertEquals(num, 5);