--- old/src/java.desktop/windows/native/libawt/windows/awt_Toolkit.cpp	2017-10-02 07:47:21.216759700 -0700
+++ new/src/java.desktop/windows/native/libawt/windows/awt_Toolkit.cpp	2017-10-02 07:47:20.746759000 -0700
@@ -902,6 +902,9 @@
           {
               comp->SetInputMethod(self, useNativeCompWindow);
               comp->ImmAssociateContext((HIMC)context);
+              if (context) {
+                  comp->WmImeStartComposition();
+              }
           }
 
           if (peer != NULL) {