diff --git a/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/JubatusYarnApplication.scala b/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/JubatusYarnApplication.scala
index fc38759..222e6c3 100644
--- a/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/JubatusYarnApplication.scala
+++ b/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/JubatusYarnApplication.scala
@@ -72,6 +72,8 @@ object JubatusYarnApplication extends HasLogger {
 
   /**
    * JubatusYarnApplication を起動します。
+   * 設定ファイルの内容を文字列で指定します。
+   * デフォルトのベースパス (hdfs:///jubatus-on-yarn) を使用します。
    *
    * juba${aLearningMachineType_proxy} がひとつ, juba${aLearningMachineType} が ${aNodeCount} だけ起動します。
    * 各 juba${aLearningMachineType} の使用するリソースを ${aResource} に指定してください。
@@ -82,14 +84,16 @@ object JubatusYarnApplication extends HasLogger {
    * @param aConfigString config json string
    * @param aResource  computer resources in the cluster
    * @param aNodeCount  number of cluster
+   * @param aApplicationName yarn-application name
    * @return  [[JubatusYarnApplication]]
    */
-  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int): Future[JubatusYarnApplication] = {
-    start(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigString, aResource, aNodeCount, new Path("hdfs:///jubatus-on-yarn"))
+  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int, aApplicationName: String): Future[JubatusYarnApplication] = {
+    start(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigString, aResource, aNodeCount, new Path("hdfs:///jubatus-on-yarn"), aApplicationName)
   }
 
   /**
    * JubatusYarnApplication を起動します。
+   * 設定ファイルの内容を文字列で指定します。
    *
    * juba${aLearningMachineType_proxy} がひとつ, juba${aLearningMachineType} が ${aNodeCount} だけ起動します。
    * 各 juba${aLearningMachineType} の使用するリソースを ${aResource} に指定してください。
@@ -101,9 +105,10 @@ object JubatusYarnApplication extends HasLogger {
    * @param aResource  computer resources in the cluster
    * @param aNodeCount  number of cluster
    * @param aBasePath base path of jar and sh files
+   * @param aApplicationName yarn-application name
    * @return  [[JubatusYarnApplication]]
    */
-  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int, aBasePath: Path): Future[JubatusYarnApplication] = Future {
+  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int, aBasePath: Path, aApplicationName: String): Future[JubatusYarnApplication] = Future {
     require(aResource.memory > 0, "specify memory than 1MB.")
     require(aNodeCount > 0, "specify node count than 1")
 
@@ -114,14 +119,16 @@ object JubatusYarnApplication extends HasLogger {
       case None => throw new IllegalStateException("Service not running.")
       case Some(tYarnClientController) =>
         // ApplicationMaster 起動
-        logger.info(s"startJubatusApplication $aLearningMachineName, $aLearningMachineType, $aZookeepers, $aConfigString, $aResource, $aNodeCount")
-        val tApplicationMasterProxy = tYarnClientController.startJubatusApplication(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigString, aResource, aNodeCount, aBasePath)
+        logger.info(s"startJubatusApplication $aLearningMachineName, $aLearningMachineType, $aZookeepers, $aConfigString, $aResource, $aNodeCount, $aApplicationName")
+        val tApplicationMasterProxy = tYarnClientController.startJubatusApplication(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigString, aResource, aNodeCount, aBasePath, aApplicationName)
         waitForStarted(ApplicationContext(tYarnClientController, tApplicationMasterProxy, tService))
     }
   }
 
   /**
    * JubatusYarnApplication を起動します。
+   * 設定ファイルの場所をパスで指定します。
+   * デフォルトのベースパス (hdfs:///jubatus-on-yarn) を使用します。
    *
    * juba${aLearningMachineType_proxy} がひとつ, juba${aLearningMachineType} が ${aNodeCount} だけ起動します。
    * 各 juba${aLearningMachineType} の使用するリソースを ${aResource} に指定してください。
@@ -132,14 +139,16 @@ object JubatusYarnApplication extends HasLogger {
    * @param aConfigFile config file
    * @param aResource  computer resources in the cluster
    * @param aNodeCount  number of cluster
+   * @param aApplicationName yarn-application name
    * @return  [[JubatusYarnApplication]]
    */
-  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int): Future[JubatusYarnApplication] = {
-    start(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigFile, aResource, aNodeCount, new Path("hdfs:///jubatus-on-yarn"))
+  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int, aApplicationName: String): Future[JubatusYarnApplication] = {
+    start(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigFile, aResource, aNodeCount, new Path("hdfs:///jubatus-on-yarn"), aApplicationName)
   }
 
   /**
    * JubatusYarnApplication を起動します。
+   * 設定ファイルの場所をパスで指定します。
    *
    * juba${aLearningMachineType_proxy} がひとつ, juba${aLearningMachineType} が ${aNodeCount} だけ起動します。
    * 各 juba${aLearningMachineType} の使用するリソースを ${aResource} に指定してください。
@@ -150,9 +159,10 @@ object JubatusYarnApplication extends HasLogger {
    * @param aConfigFile config file
    * @param aResource  computer resources in the cluster
    * @param aNodeCount  number of cluster
+   * @param aApplicationName yarn-application name
    * @return  [[JubatusYarnApplication]]
    */
-  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int, aBasePath: Path): Future[JubatusYarnApplication] = Future {
+  def start(aLearningMachineName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int, aBasePath: Path, aApplicationName: String): Future[JubatusYarnApplication] = Future {
     require(aResource.memory > 0, "specify memory than 1MB.")
     require(aNodeCount > 0, "specify node count than 1")
 
@@ -163,8 +173,8 @@ object JubatusYarnApplication extends HasLogger {
       case None => throw new IllegalStateException("Service not running.")
       case Some(tYarnClientController) =>
         // ApplicationMaster 起動
-        logger.info(s"startJubatusApplication $aLearningMachineName, $aLearningMachineType, $aZookeepers, $aConfigFile, $aResource, $aNodeCount")
-        val tApplicationMasterProxy = tYarnClientController.startJubatusApplication(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigFile, aResource, aNodeCount, aBasePath)
+        logger.info(s"startJubatusApplication $aLearningMachineName, $aLearningMachineType, $aZookeepers, $aConfigFile, $aResource, $aNodeCount, $aApplicationName")
+        val tApplicationMasterProxy = tYarnClientController.startJubatusApplication(aLearningMachineName, aLearningMachineType, aZookeepers, aConfigFile, aResource, aNodeCount, aBasePath, aApplicationName)
         waitForStarted(ApplicationContext(tYarnClientController, tApplicationMasterProxy, tService))
     }
   }
diff --git a/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/YarnClientController.scala b/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/YarnClientController.scala
index b55d614..15e15a8 100644
--- a/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/YarnClientController.scala
+++ b/jubatusonyarn/jubatus-on-yarn-client/src/main/scala/us/jubat/yarn/client/YarnClientController.scala
@@ -46,8 +46,20 @@ class YarnClientController(location: Location, yarnClient: YarnClient = new Defa
     mApplicationMaster.get
   }
 
-  def startJubatusApplication(aName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int, aBasePath: Path): ApplicationMasterProxy = {
-    val tFullName = getFullName(aName, aLearningMachineType, aZookeepers)
+  /**
+   * Start Jubatus application using specified config string.
+   *
+   * @param aName
+   * @param aLearningMachineType
+   * @param aZookeepers
+   * @param aConfigString
+   * @param aResource
+   * @param aNodeCount
+   * @param aBasePath
+   * @param aApplicationName name of YARN application.  When null is given, the default value will be used.
+   */
+  def startJubatusApplication(aName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigString: String, aResource: Resource, aNodeCount: Int, aBasePath: Path, aApplicationName: String): ApplicationMasterProxy = {
+    val tFullName = Option(aApplicationName).getOrElse(getFullName(aName, aLearningMachineType, aZookeepers))
     logger.info(s"starting $tFullName")
 
     val tApplicationId = yarnClient.submitApplicationMaster(tFullName, aName, aLearningMachineType, aZookeepers, aConfigString, aResource, aNodeCount, location, aBasePath)
@@ -55,8 +67,20 @@ class YarnClientController(location: Location, yarnClient: YarnClient = new Defa
     registerApplication(tFullName, tApplicationId, aNodeCount)
   }
 
-  def startJubatusApplication(aName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int, aBasePath: Path): ApplicationMasterProxy = {
-    val tFullName = getFullName(aName, aLearningMachineType, aZookeepers)
+  /**
+   * Start Jubatus application using specified config path.
+   *
+   * @param aName
+   * @param aLearningMachineType
+   * @param aZookeepers
+   * @param aConfigFile
+   * @param aResource
+   * @param aNodeCount
+   * @param aBasePath
+   * @param aApplicationName name of YARN application.  When null is given, the default value will be used.
+   */
+  def startJubatusApplication(aName: String, aLearningMachineType: LearningMachineType, aZookeepers: List[Location], aConfigFile: Path, aResource: Resource, aNodeCount: Int, aBasePath: Path, aApplicationName: String): ApplicationMasterProxy = {
+    val tFullName = Option(aApplicationName).getOrElse(getFullName(aName, aLearningMachineType, aZookeepers))
     logger.info(s"starting $tFullName")
 
     val tApplicationId = yarnClient.submitApplicationMaster(tFullName, aName, aLearningMachineType, aZookeepers, aConfigFile, aResource, aNodeCount, location, aBasePath)