diff --git a/mobile/android/base/GeckoInputConnection.java b/mobile/android/base/GeckoInputConnection.java
index 018abb4fe316..5d5d886c4401 100644
--- a/mobile/android/base/GeckoInputConnection.java
+++ b/mobile/android/base/GeckoInputConnection.java
@@ -39,7 +39,6 @@ import android.view.inputmethod.ExtractedTextRequest;
 import android.view.inputmethod.InputConnection;
 import android.view.inputmethod.InputMethodManager;
 
-import java.util.Locale;
 import java.util.Timer;
 import java.util.TimerTask;
 
@@ -89,7 +88,6 @@ class GeckoInputConnection
     private static String mIMETypeHint = "";
     private static String mIMEModeHint = "";
     private static String mIMEActionHint = "";
-    private static Boolean sIsPreJellyBeanAsusTransformer;
 
     private String mCurrentInputMethod;
 
@@ -871,6 +869,9 @@ class GeckoInputConnection
 
         String prevInputMethod = mCurrentInputMethod;
         mCurrentInputMethod = InputMethods.getCurrentInputMethod(app);
+        if (DEBUG) {
+            Log.d(LOGTAG, "IME: CurrentInputMethod=" + mCurrentInputMethod);
+        }
 
         // If the user has changed IMEs, then notify input method observers.
         if (mCurrentInputMethod != prevInputMethod) {
@@ -885,7 +886,7 @@ class GeckoInputConnection
     }
 
     public boolean onKeyPreIme(int keyCode, KeyEvent event) {
-        if (hasBuggyHardwareKeyboardLayout())
+        if (InputMethods.canUseInputMethodOnHKB(mCurrentInputMethod))
             return false;
 
         switch (event.getAction()) {
@@ -1204,18 +1205,6 @@ class GeckoInputConnection
         return "\"" + s.toString().replace('\n', UNICODE_CRARR) + "\"";
     }
 
-    private static boolean hasBuggyHardwareKeyboardLayout() {
-        // Asus Transformers generate en-US keycodes for HKB keys, regardless of system locale or
-        // keyboard layout. This bug is reportedly fixed in JB. See bug 669361 and bug 712018.
-        if (sIsPreJellyBeanAsusTransformer == null) {
-            sIsPreJellyBeanAsusTransformer = Build.VERSION.SDK_INT < 16 &&
-                                             "asus".equals(Build.BRAND) &&
-                                             "EeePad".equals(Build.BOARD);
-        }
-        // The locale may change while Firefox is running, but the device and OS should not. :)
-        return sIsPreJellyBeanAsusTransformer && !Locale.getDefault().equals(Locale.US);
-    }
-
     private static final class Span {
         public final int start;
         public final int end;
diff --git a/mobile/android/base/InputMethods.java b/mobile/android/base/InputMethods.java
index 792ead69e08e..ccc66b80b159 100644
--- a/mobile/android/base/InputMethods.java
+++ b/mobile/android/base/InputMethods.java
@@ -6,15 +6,20 @@
 package org.mozilla.gecko;
 
 import android.content.Context;
+import android.os.Build;
 import android.provider.Settings.Secure;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
 
+import java.util.Arrays;
 import java.util.Collection;
+import java.util.Locale;
 
 final class InputMethods {
 
+    public static final String METHOD_ATOK = "com.justsystems.atokmobile.service/.AtokInputMethodService";
     public static final String METHOD_GOOGLE_JAPANESE_INPUT = "com.google.android.inputmethod.japanese/.MozcService";
+    public static final String METHOD_IWNN = "jp.co.omronsoft.iwnnime.ml/.standardcommon.IWnnLanguageSwitcher";
     public static final String METHOD_OPENWNN_PLUS = "com.owplus.ime.openwnnplus/.OpenWnnJAJP";
     public static final String METHOD_SIMEJI = "com.adamrocker.android.input.simeji/.OpenWnnSimeji";
     public static final String METHOD_SWYPE = "com.swype.android.inputmethod/.SwypeInputMethod";
@@ -32,6 +37,16 @@ final class InputMethods {
     public static final String METHOD_TOUCHPAL_KEYBOARD = "com.cootek.smartinputv5/.TouchPalIME";
     */
 
+    // this is white list of IME support for hardware physical keyboard
+    private static final Collection<String> sHKBWhiteList = Arrays.asList(new String[] {
+                                                            METHOD_ATOK,
+                                                            METHOD_GOOGLE_JAPANESE_INPUT,
+                                                            METHOD_IWNN,
+                                                            METHOD_OPENWNN_PLUS,
+                                                            METHOD_SIMEJI,
+                                                            });
+    private static Boolean sIsPreJellyBeanAsusTransformer;
+
     private InputMethods() {}
 
     public static String getCurrentInputMethod(Context context) {
@@ -52,4 +67,20 @@ final class InputMethods {
     public static InputMethodManager getInputMethodManager(Context context) {
         return (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
     }
+
+    public static boolean canUseInputMethodOnHKB(String inputMethod) {
+        if (sHKBWhiteList.contains(inputMethod)) {
+            return true;
+        }
+
+        // Asus Transformers generate en-US keycodes for HKB keys, regardless of system locale or
+        // keyboard layout. This bug is reportedly fixed in JB. See bug 669361 and bug 712018.
+        if (sIsPreJellyBeanAsusTransformer == null) {
+            sIsPreJellyBeanAsusTransformer = Build.VERSION.SDK_INT < 16 &&
+                                             "asus".equals(Build.BRAND) &&
+                                             "EeePad".equals(Build.BOARD);
+        }
+        // The locale may change while Firefox is running, but the device and OS should not. :)
+        return sIsPreJellyBeanAsusTransformer && !Locale.getDefault().equals(Locale.US);
+    }
 }