diff --git a/src/main/java/istlab/KisoJikken/JExecutor.java b/src/main/java/istlab/KisoJikken/JExecutor.java
index 7b6597a..05c368d 100644
--- a/src/main/java/istlab/KisoJikken/JExecutor.java
+++ b/src/main/java/istlab/KisoJikken/JExecutor.java
@@ -45,7 +45,12 @@
     public void run() {
         ArrayList<String> comlist = new ArrayList<String>();
         // comlist.add("java -D\"file.encoding=UTF-8\" ");
-        comlist.add("java ");
+        if (App.isWindows){
+            comlist.add("wt");
+        } else {
+
+        }
+        comlist.add("java");
         comlist.add(pkgname + "." + javafname);
         // コマンドラインオプションをtrimした結果が空文字列なら追加しない
         if (commandLineOption.trim().length() > 0) {
@@ -67,7 +72,7 @@
         try {
             process = processBuilder.start();
             Launcher.allProcs.add(process);
-            con.startBR(process);
+            if (!App.isWindows) con.startBR(process);
             // process.waitFor();
 
         } catch (IOException e1) {