diff --git a/browser/main/HomePage.js b/browser/main/HomePage.js
index c40b4dfb..eada1e07 100644
--- a/browser/main/HomePage.js
+++ b/browser/main/HomePage.js
@@ -43,7 +43,7 @@ class HomePage extends React.Component {
     }
 
     // Search inputがfocusされていたら大体のキー入力は無視される。
-    if (top.isInputFocused() && !e.metaKey) {
+    if (top.isInputFocused() && !(e.metaKey || e.ctrlKey)) {
       if (e.keyCode === 13 || e.keyCode === 27) top.escape()
       return
     }
@@ -54,7 +54,7 @@ class HomePage extends React.Component {
         if (e.keyCode === 27) {
           detail.handleCancelButtonClick()
         }
-        if ((e.keyCode === 13 && e.metaKey) || (e.keyCode === 83 && e.metaKey)) {
+        if ((e.keyCode === 13 && (e.metaKey || e.ctrlKey)) || (e.keyCode === 83 && (e.metaKey || e.ctrlKey))) {
           detail.handleSaveButtonClick()
         }
         break
@@ -72,14 +72,14 @@ class HomePage extends React.Component {
           if (e.keyCode === 27) {
             detail.handleDeleteCancelButtonClick()
           }
-          if (e.keyCode === 13 && e.metaKey) {
+          if (e.keyCode === 13 && (e.metaKey || e.ctrlKey)) {
             detail.handleDeleteConfirmButtonClick()
           }
           break
         }
 
         // `detail`の`openDeleteConfirmMenu`が`true`なら呼ばれない。
-        if (e.keyCode === 27 || (e.keyCode === 70 && e.metaKey)) {
+        if (e.keyCode === 27 || (e.keyCode === 70 && (e.metaKey || e.ctrlKey))) {
           top.focusInput()
         }
 
@@ -91,7 +91,7 @@ class HomePage extends React.Component {
           list.selectNextArticle()
         }
 
-        if (e.keyCode === 65 || e.keyCode === 13 && e.metaKey) {
+        if (e.keyCode === 65 || e.keyCode === 13 && (e.metaKey || e.ctrlKey)) {
           nav.handleNewPostButtonClick()
           e.preventDefault()
         }
diff --git a/browser/main/HomePage/ArticleNavigator.js b/browser/main/HomePage/ArticleNavigator.js
index d4c21131..bdc2ead4 100644
--- a/browser/main/HomePage/ArticleNavigator.js
+++ b/browser/main/HomePage/ArticleNavigator.js
@@ -7,7 +7,10 @@ import Preferences from 'boost/components/modal/Preferences'
 import CreateNewFolder from 'boost/components/modal/CreateNewFolder'
 
 import remote from 'remote'
-let userName = remote.getGlobal('process').env.USER
+let mainEnv = remote.getGlobal('process').env
+let userName = mainEnv.USER != null
+  ? mainEnv.USER
+  : mainEnv.USERNAME
 
 const BRAND_COLOR = '#18AF90'
 
diff --git a/browser/styles/finder/index.styl b/browser/styles/finder/index.styl
index d91383c5..d4737829 100644
--- a/browser/styles/finder/index.styl
+++ b/browser/styles/finder/index.styl
@@ -7,8 +7,10 @@ global-reset()
 iptBgColor = #E6E6E6
 iptFocusBorderColor = #369DCD
 
+DEFAULT_FONTS = 'Lato', 'MS Gothic', 'Malgun Gothic', 'Sans-serif'
+
 body
-  font-family "Lato"
+  font-family DEFAULT_FONTS
   color textColor
   font-size fontSize
   width 100%
diff --git a/browser/styles/main/index.styl b/browser/styles/main/index.styl
index 8377d835..549c3799 100644
--- a/browser/styles/main/index.styl
+++ b/browser/styles/main/index.styl
@@ -7,6 +7,8 @@ global-reset()
 @import './containers/*'
 @import './HomeContainer'
 
+DEFAULT_FONTS = 'Lato', 'MS Gothic', 'Malgun Gothic', 'Sans-serif'
+
 *
   -webkit-app-region no-drag
   -webkit-user-select none
@@ -17,13 +19,13 @@ html, body
   overflow hidden
 
 body
-  font-family "Lato"
+  font-family DEFAULT_FONTS
   color textColor
   font-size fontSize
   font-weight 400
 
 button, input, select
-  font-family "Lato"
+  font-family DEFAULT_FONTS
 
 div, span, a, button, input, textarea
   box-sizing border-box