diff --git a/emacs/init.el b/emacs/init.el
index 58a6a8e..a285a95 100644
--- a/emacs/init.el
+++ b/emacs/init.el
@@ -332,16 +332,17 @@
   :ensure t)
 
 ;; input
-(use-package mule
-  :init
-  (setq current-language-environment "UTF-8"
-        keyboard-coding-system 'utf-8-unix))
+(unless (eq system-type 'windows-nt)
+  (use-package mule
+    :init
+    (setq current-language-environment "UTF-8"
+          keyboard-coding-system 'utf-8-unix))
 
-(use-package mozc
-  :ensure t
-  :after mule
-  :config
-  (setq default-input-method "japanese-mozc"))
+  (use-package mozc
+    :ensure t
+    :after mule
+    :config
+    (setq default-input-method "japanese-mozc")))
 
 (use-package evil
   :ensure t