diff --git a/po/ja.po b/po/ja.po
index 0dc1fd702b08a7d763da02d87e08029a781f11ec..30750704ee79b97caeac298dd8d4a4c38c0a2ff1 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -8,8 +8,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Thunar\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2018-03-24 06:30+0100\n"
-"PO-Revision-Date: 2018-03-27 23:16+0000\n"
+"POT-Creation-Date: 2018-04-06 06:30+0200\n"
+"PO-Revision-Date: 2018-04-09 04:58+0000\n"
 "Last-Translator: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>\n"
 "Language-Team: Japanese (http://www.transifex.com/xfce/thunar/language/ja/)\n"
 "MIME-Version: 1.0\n"
@@ -226,8 +226,8 @@ msgstr[0] "選択した %u 個のファイルは完全に削除されます。\n
 #: ../thunar/thunar-application.c:2099 ../thunar/thunar-application.c:2278
 #: ../thunar/thunar-chooser-dialog.c:288 ../thunar/thunar-chooser-dialog.c:705
 #: ../thunar/thunar-chooser-dialog.c:753 ../thunar/thunar-create-dialog.c:141
-#: ../thunar/thunar-dialogs.c:98 ../thunar/thunar-dialogs.c:479
-#: ../thunar/thunar-dialogs.c:550 ../thunar/thunar-dialogs.c:805
+#: ../thunar/thunar-dialogs.c:98 ../thunar/thunar-dialogs.c:481
+#: ../thunar/thunar-dialogs.c:552 ../thunar/thunar-dialogs.c:807
 #: ../thunar/thunar-dnd.c:165 ../thunar/thunar-launcher.c:728
 #: ../thunar/thunar-permissions-chooser.c:523
 #: ../thunar/thunar-permissions-chooser.c:1136
@@ -499,7 +499,7 @@ msgstr "クリップボードに貼り付けるものはありません。"
 
 #. setup the dialog
 #. add a regular close button, the header bar already provides one
-#: ../thunar/thunar-column-editor.c:118 ../thunar/thunar-dialogs.c:750
+#: ../thunar/thunar-column-editor.c:118 ../thunar/thunar-dialogs.c:752
 #: ../thunar/thunar-preferences-dialog.c:229
 #: ../thunar/thunar-properties-dialog.c:254
 #: ../thunar/thunar-renamer-dialog.c:355
@@ -666,123 +666,123 @@ msgstr "\"%s\" の名前の変更"
 msgid "_Rename"
 msgstr "名前の変更(_R)"
 
-#: ../thunar/thunar-dialogs.c:271
+#: ../thunar/thunar-dialogs.c:273
 msgid "translator-credits"
 msgstr "Daichi Kawahata <daichi@xfce.org>\nNobuhiro Iwamatsu <iwamatsu@nigauri.org>\nMasato Hashimoto <hashimo@xfce.org>"
 
-#: ../thunar/thunar-dialogs.c:436 ../thunar/thunar-permissions-chooser.c:525
+#: ../thunar/thunar-dialogs.c:438 ../thunar/thunar-permissions-chooser.c:525
 msgid "_Yes"
 msgstr "はい(_Y)"
 
-#: ../thunar/thunar-dialogs.c:440
+#: ../thunar/thunar-dialogs.c:442
 msgid "Yes to _all"
 msgstr "すべてにはい(_A)"
 
-#: ../thunar/thunar-dialogs.c:444 ../thunar/thunar-permissions-chooser.c:524
+#: ../thunar/thunar-dialogs.c:446 ../thunar/thunar-permissions-chooser.c:524
 msgid "_No"
 msgstr "いいえ(_N)"
 
-#: ../thunar/thunar-dialogs.c:448
+#: ../thunar/thunar-dialogs.c:450
 msgid "N_o to all"
 msgstr "すべてにいいえ(_O)"
 
-#: ../thunar/thunar-dialogs.c:452
+#: ../thunar/thunar-dialogs.c:454
 msgid "_Retry"
 msgstr "再試行(_R)"
 
-#: ../thunar/thunar-dialogs.c:456
+#: ../thunar/thunar-dialogs.c:458
 msgid "Copy _Anyway"
 msgstr "とにかくコピー(_A)"
 
 #. setup the confirmation dialog
-#: ../thunar/thunar-dialogs.c:546
+#: ../thunar/thunar-dialogs.c:548
 msgid "Confirm to replace files"
 msgstr "置換するファイルの確認"
 
-#: ../thunar/thunar-dialogs.c:551
+#: ../thunar/thunar-dialogs.c:553
 msgid "S_kip All"
 msgstr "すべてスキップ(_K)"
 
-#: ../thunar/thunar-dialogs.c:552
+#: ../thunar/thunar-dialogs.c:554
 msgid "_Skip"
 msgstr "スキップ(_S)"
 
-#: ../thunar/thunar-dialogs.c:553
+#: ../thunar/thunar-dialogs.c:555
 msgid "Replace _All"
 msgstr "すべて置換(_A)"
 
-#: ../thunar/thunar-dialogs.c:554
+#: ../thunar/thunar-dialogs.c:556
 msgid "_Replace"
 msgstr "置換(_R)"
 
-#: ../thunar/thunar-dialogs.c:589
+#: ../thunar/thunar-dialogs.c:591
 #, c-format
 msgid "This folder already contains a symbolic link \"%s\"."
 msgstr "このフォルダーにはすでにリンク \"%s\" が存在しています。"
 
-#: ../thunar/thunar-dialogs.c:594
+#: ../thunar/thunar-dialogs.c:596
 #, c-format
 msgid "This folder already contains a folder \"%s\"."
 msgstr "このフォルダーにはすでにフォルダー \"%s\" が存在しています。"
 
-#: ../thunar/thunar-dialogs.c:599
+#: ../thunar/thunar-dialogs.c:601
 #, c-format
 msgid "This folder already contains a file \"%s\"."
 msgstr "このフォルダーにはすでにファイル \"%s\" が存在しています。"
 
-#: ../thunar/thunar-dialogs.c:612
+#: ../thunar/thunar-dialogs.c:614
 #, c-format
 msgid "ReplaceDialogPart1|Do you want to replace the link"
 msgstr "すでに存在するリンク"
 
-#: ../thunar/thunar-dialogs.c:614
+#: ../thunar/thunar-dialogs.c:616
 #, c-format
 msgid "ReplaceDialogPart1|Do you want to replace the existing folder"
 msgstr "すでに存在するフォルダー"
 
-#: ../thunar/thunar-dialogs.c:616
+#: ../thunar/thunar-dialogs.c:618
 #, c-format
 msgid "ReplaceDialogPart1|Do you want to replace the existing file"
 msgstr "すでに存在するファイル"
 
 #. Fourth box (size, volume, free space)
-#: ../thunar/thunar-dialogs.c:637 ../thunar/thunar-dialogs.c:673
+#: ../thunar/thunar-dialogs.c:639 ../thunar/thunar-dialogs.c:675
 #: ../thunar/thunar-properties-dialog.c:490
 msgid "Size:"
 msgstr "サイズ:"
 
-#: ../thunar/thunar-dialogs.c:637 ../thunar/thunar-dialogs.c:673
+#: ../thunar/thunar-dialogs.c:639 ../thunar/thunar-dialogs.c:675
 #: ../thunar/thunar-properties-dialog.c:449
 msgid "Modified:"
 msgstr "変更日時:"
 
-#: ../thunar/thunar-dialogs.c:648
+#: ../thunar/thunar-dialogs.c:650
 #, c-format
 msgid "ReplaceDialogPart2|with the following link?"
 msgstr "を以下のリンクと置き換えますか?"
 
-#: ../thunar/thunar-dialogs.c:650
+#: ../thunar/thunar-dialogs.c:652
 #, c-format
 msgid "ReplaceDialogPart2|with the following folder?"
 msgstr "を以下のフォルダーと置き換えますか?"
 
-#: ../thunar/thunar-dialogs.c:652
+#: ../thunar/thunar-dialogs.c:654
 #, c-format
 msgid "ReplaceDialogPart2|with the following file?"
 msgstr "を以下のファイルと置き換えますか?"
 
-#: ../thunar/thunar-dialogs.c:785
+#: ../thunar/thunar-dialogs.c:787
 #, c-format
 msgid ""
 "The desktop file \"%s\" is in an insecure location and not marked as "
 "executable. If you do not trust this program, click Cancel."
 msgstr "デスクトップファイル \"%s\" はセキュアでない場所にあり、実行を許可されていません。このプログラムを信用しない場合は「キャンセル」をクリックしてください。"
 
-#: ../thunar/thunar-dialogs.c:802
+#: ../thunar/thunar-dialogs.c:804
 msgid "_Launch Anyway"
 msgstr "とにかく実行(_L)"
 
-#: ../thunar/thunar-dialogs.c:804
+#: ../thunar/thunar-dialogs.c:806
 msgid "Mark _Executable"
 msgstr "実行を許可(_E)"
 
@@ -1796,8 +1796,8 @@ msgid ""
 msgstr "フォルダーのアクセス権を変更する場合、フォルダー内の\nファイルにもこの変更を適用することができます。\n以下から、デフォルトの動作を選択してください:"
 
 #: ../thunar/thunar-preferences-dialog.c:626
-msgid "Ask everytime"
-msgstr "毎回質問する"
+msgid "Ask every time"
+msgstr "毎回確認する"
 
 #: ../thunar/thunar-preferences-dialog.c:627
 msgid "Apply to Folder Only"