diff --git a/src/_locales/eu/messages.json b/src/_locales/eu/messages.json
index 9530feef5..9168107a1 100644
--- a/src/_locales/eu/messages.json
+++ b/src/_locales/eu/messages.json
@@ -336,15 +336,15 @@
     "description": "English: Color-blind friendly"
   },
   "settingsAppearance": {
-    "message": "Appearance",
+    "message": "Itxura",
     "description": "Section for controlling user interface appearance"
   },
   "settingsThemeLabel": {
-    "message": "Theme",
+    "message": "Azala",
     "description": "Label for checkbox to enable a custom dark theme"
   },
   "settingsThemeAccent0Label": {
-    "message": "Custom accent color",
+    "message": "Azentu-kolore pertsonalizatua",
     "description": "Label for checkbox to pick an accent color"
   },
   "settingsCloudStorageEnabledPrompt": {
@@ -400,11 +400,11 @@
     "description": "background information: https://github.com/uBlockOrigin/uBlock-issues/issues/1513"
   },
   "settingsAdvanced": {
-    "message": "Advanced",
+    "message": "Aurreratua",
     "description": "Section for controlling advanced-user settings"
   },
   "settingsAdvancedSynopsis": {
-    "message": "Features suitable only for technical users",
+    "message": "Erabiltzaile teknikoentzat soilik egokiak diren funtzioak",
     "description": "Description of section controlling advanced-user settings"
   },
   "settingsAdvancedUserSettings": {
@@ -1220,7 +1220,7 @@
     "description": "Label for buttons used to select all text in editor"
   },
   "toggleCosmeticFiltering": {
-    "message": "Toggle cosmetic filtering",
+    "message": "Iragazte kosmetikoa txandakatu",
     "description": "Label for keyboard shortcut used to toggle cosmetic filtering"
   },
   "relaxBlockingMode": {
diff --git a/src/_locales/hu/messages.json b/src/_locales/hu/messages.json
index d697d5f20..e95cfe8d0 100644
--- a/src/_locales/hu/messages.json
+++ b/src/_locales/hu/messages.json
@@ -336,11 +336,11 @@
     "description": "English: Color-blind friendly"
   },
   "settingsAppearance": {
-    "message": "Appearance",
+    "message": "Kinézet",
     "description": "Section for controlling user interface appearance"
   },
   "settingsThemeLabel": {
-    "message": "Theme",
+    "message": "Téma",
     "description": "Label for checkbox to enable a custom dark theme"
   },
   "settingsThemeAccent0Label": {
diff --git a/src/_locales/it/messages.json b/src/_locales/it/messages.json
index e322247db..a24650b77 100644
--- a/src/_locales/it/messages.json
+++ b/src/_locales/it/messages.json
@@ -1052,7 +1052,7 @@
     "description": "English: Restore from file..."
   },
   "aboutResetDataButton": {
-    "message": "Riparti da zero...",
+    "message": "Ripristina le impostazioni predefinite…",
     "description": "English: Reset to default settings..."
   },
   "aboutRestoreDataConfirm": {
diff --git a/src/_locales/ja/messages.json b/src/_locales/ja/messages.json
index 8614efc36..922ad9627 100644
--- a/src/_locales/ja/messages.json
+++ b/src/_locales/ja/messages.json
@@ -92,7 +92,7 @@
     "description": "Example: 15 (13%)"
   },
   "popupBlockedSinceInstallPrompt": {
-    "message": "インストールからの総数",
+    "message": "インストールしてから",
     "description": "English: since install"
   },
   "popupOr": {
@@ -224,7 +224,7 @@
     "description": "Tooltip when hovering the top-most cell of the local-rules column."
   },
   "popupTipSaveRules": {
-    "message": "クリックすると変更を保存します。",
+    "message": "クリックすると変更を確定します。",
     "description": "Tooltip when hovering over the padlock in the dynamic filtering pane."
   },
   "popupTipRevertRules": {
@@ -528,7 +528,7 @@
     "description": "used as a tooltip for error icon beside a list"
   },
   "1pFormatHint": {
-    "message": "1 行につき 1 つのフィルターです。フィルターはただのホスト名でも EasyList と同じ形式でも構いません。! から始まる行は無視されます。\n",
+    "message": "1 行につき 1 つのフィルターです。フィルターはただのホスト名でも EasyList と同じ形式でも構いません。<code>!</code> を先頭に付けた行は無視されます。",
     "description": "Short information about how to create custom filters"
   },
   "1pImport": {
@@ -780,7 +780,7 @@
     "description": "Small header to identify the static filtering section"
   },
   "loggerStaticFilteringSentence": {
-    "message": "一致する例外フィルター {{importance}}{{br}}{{url}} と URL アドレスが一致し{{br}}{{origin}} 発信された{{br}}{{type}} のネットワークリクエストを {{action}} する。",
+    "message": "一致する例外フィルター {{importance}}{{br}}{{url}} に URL アドレスが一致し{{br}}{{origin}} 発信された{{br}}{{type}} のネットワークリクエストを {{action}} する。",
     "description": "Used in the static filtering wizard"
   },
   "loggerStaticFilteringSentencePartBlock": {
@@ -820,7 +820,7 @@
     "description": "Below this sentence, the filter list(s) in which the filter was found"
   },
   "loggerStaticFilteringFinderSentence2": {
-    "message": "この静的フィルターは現在有効なフィルターリストに含まれていません",
+    "message": "この静的フィルターは現在有効なフィルターリストのどれにも含まれていません",
     "description": "Message to show when a filter cannot be found in any filter lists"
   },
   "loggerSettingDiscardPrompt": {
@@ -936,7 +936,7 @@
     "description": "Header of 'Troubleshooting Information' section in Support pane"
   },
   "supportS5P1": {
-    "message": "以下の技術情報はボランティアが問題解決に取り組むときに役立つことがあります。",
+    "message": "以下の技術情報はボランティアが問題解決の手助けをするときに役立つことがあります。",
     "description": "First paragraph of 'Troubleshooting Information' section in Support pane"
   },
   "supportS5P2": {