diff --git a/data/cdata/ui_scripts/settings/language.lua b/data/cdata/ui_scripts/settings/language.lua
index b5af4f43..732eaff8 100644
--- a/data/cdata/ui_scripts/settings/language.lua
+++ b/data/cdata/ui_scripts/settings/language.lua
@@ -59,7 +59,7 @@ LUI.MenuBuilder.registerType("choose_language_menu", function(a1)
 
         local lang = Engine.GetCurrentLanguage()
 
-        if language.isasian or not language.isnonlatin() or not config.get("disable_custom_fonts") then
+        if language.isasian() or not language.isnonlatin() or not config.get("disable_custom_fonts") then
             setuniversalfont(id)
         end
 
@@ -108,7 +108,7 @@ LUI.MenuBuilder.registerType("choose_language_menu", function(a1)
     return menu
 end)
 
--- rup patch
+-- fix for Y-offset in button text (russian_partial, default font)
 if config.get("language") == "russian_partial" and config.get("disable_custom_fonts") then
     LUI.UIButtonText.IsOffsetedLanguage = function()
         return true
@@ -116,12 +116,12 @@ if config.get("language") == "russian_partial" and config.get("disable_custom_fo
 end
 
 if not (config.get("disable_custom_fonts")) then
-    -- global patch
+    -- fix for Y-offset in button text (global patch, custom font)
     LUI.UIButtonText.IsOffsetedLanguage = function()
         return false
     end
 
-    -- pol/rus patch
+    -- fix for ammo counter (polish/russian)
     if not Engine.InFrontend() then
         local weaponinfodef = LUI.MenuBuilder.m_definitions["WeaponInfoHudDef"]
         LUI.MenuBuilder.m_definitions["WeaponInfoHudDef"] = function(...)
@@ -149,8 +149,8 @@ if not (config.get("disable_custom_fonts")) then
         end
     end
 
-    -- ara/pol/rus patch
-    if language.ispolrus() or language.isarabic() then
+    -- fix for ammo counter (global patch)
+    if language.isnonlatin() then
         local scale = function(size)
             return size * 720 / 1080
         end
@@ -169,10 +169,12 @@ if not (config.get("disable_custom_fonts")) then
             Font = RegisterFont("fonts/mix_gothic.ttf", 105),
             Height = 64
         }
-
-        CoD.TextSettings.H2TitleFont = {
-            Font = RegisterFont("fonts/mix_gothic.ttf", 56),
-            Height = scale(56)
-        }
+        -- forced gothic font for headers (arabic/slavic)
+        if language.isslavic() or language.isarabic() then
+            CoD.TextSettings.H2TitleFont = {
+                Font = RegisterFont("fonts/mix_gothic.ttf", 56),
+                Height = scale(56)
+            }
+        end
     end
 end
diff --git a/data/zonetool/h2_mod_pre_gfx/font_replacements.csv b/data/zonetool/h2_mod_pre_gfx/font_replacements.csv
index 74fe68d4..518f3e67 100644
--- a/data/zonetool/h2_mod_pre_gfx/font_replacements.csv
+++ b/data/zonetool/h2_mod_pre_gfx/font_replacements.csv
@@ -8,6 +8,8 @@ japanese_full,fonts/default.otf,fonts/mix.ttf,
 japanese_full,fonts/defaultBold.otf,fonts/mix_open.ttf,
 japanese_partial,fonts/default.otf,fonts/mix.ttf,
 japanese_partial,fonts/defaultBold.otf,fonts/mix_open.ttf,
+korean,fonts/default.otf,fonts/mix.ttf,
+korean,fonts/defaultBold.otf,fonts/mix_open.ttf,
 polish,fonts/bank.ttf,fonts/mix_gothic.ttf,
 polish,fonts/default.otf,fonts/mix.ttf,
 polish,fonts/defaultBold.otf,fonts/mix_open.ttf,
diff --git a/data/zonetool/localizedstrings/czech.json b/data/zonetool/localizedstrings/czech.json
index 12329821..df42afaf 100644
--- a/data/zonetool/localizedstrings/czech.json
+++ b/data/zonetool/localizedstrings/czech.json
@@ -7,8 +7,8 @@
     "LOCALE_5": "Ruština",
     "LOCALE_6": "Polština",
     "LOCALE_7": "Portugalština",
-    "LOCALE_8": "Japonština (částečně)",
-    "LOCALE_9": "Japonština",
+    "LOCALE_8": "Japonština",
+    "LOCALE_9": "Japonština (částečně)",
     "LOCALE_10": "Čínština (složité)",
     "LOCALE_11": "Čínština (zjednodušené)",
     "LOCALE_12": "Arabština",
@@ -4103,6 +4103,7 @@
     "MENU_YOU_MUST_SPECIFY_A_FILENAME": "Musíš zadat název souboru!",
     "MENU_ARE_YOU_SURE_QUIT": "Opravdu chceš odejít?",
     "MENU_QUIT_WARNING": "Opravdu chceš odejít?",
+    "MENU_SAVEQUIT_TEXT": "Opravdu chceš odejít? Ztratíš veškerý postup dosažený od posledního checkpointu.",
     "MENU_CONTROLS": "Ovladání",
     "MENU_CONTROLS_CAPS": "KLÁVESY",
     "MENU_LOOK": "Pohled",
@@ -5304,7 +5305,7 @@
     "MENU_SP_CONTINUE_TO_SPECIAL_OPS": "Pokračovat do zvláštních operací",
     "MENU_SP_CONTINUE_TO_SPECIAL_OPS_CAPS": "POKRAČOVAT DO ZVLÁŠTNÍCH OPERACÍ",
     "MENU_SP_CONTINUE_TO_MULTIPLAYER": "Pokračovat do Multiplayeru",
-    "MENU_SP_FOR_THE_RECORD": "„Udělej v tom pořádek“",
+    "MENU_SP_FOR_THE_RECORD": "„Tohle jen pro pořádek“",
     "MENU_SP_CHOOSE_A_DIFFERENT_OP": "Vybrat jinou operaci",
     "MENU_SP_NO_STARS_FOR_LOCKED_OP": "Nezískáš žádné hvězdy dokud si neodemkneš tuto operaci.",
     "MENU_SP_NOT_SIGNED_IN": "Nejsi přihlášen",
diff --git a/src/client/component/filesystem.cpp b/src/client/component/filesystem.cpp
index b911dcb8..d736ba59 100644
--- a/src/client/component/filesystem.cpp
+++ b/src/client/component/filesystem.cpp
@@ -60,9 +60,9 @@ namespace filesystem
 				paths.push_back(path / "fallback");
 			}
 
-			if (language::is_polrus() || language::is_arabic())
+			if (language::is_slavic() || language::is_arabic())
 			{
-				paths.push_back(path / "polrus");
+				paths.push_back(path / "slavic");
 			}
 
 			paths.push_back(path / code);
diff --git a/src/client/component/language.cpp b/src/client/component/language.cpp
index 72760ba7..1ddeb05c 100644
--- a/src/client/component/language.cpp
+++ b/src/client/component/language.cpp
@@ -30,7 +30,7 @@ namespace language
 			{game::LANGUAGE_RUSSIAN_PARTIAL},
 		};
 
-		std::unordered_set<game::language_t> polish_russian_languages =
+		std::unordered_set<game::language_t> slavic_languages =
 		{
 			{game::LANGUAGE_RUSSIAN},
 			{game::LANGUAGE_POLISH},
@@ -44,6 +44,7 @@ namespace language
 			{game::LANGUAGE_JAPANESE_PARTIAL},
 			{game::LANGUAGE_TRADITIONAL_CHINESE},
 			{game::LANGUAGE_SIMPLIFIED_CHINESE},
+			{game::LANGUAGE_KOREAN},
 		};
 
 		std::unordered_set<game::language_t> custom_languages =
@@ -109,9 +110,9 @@ namespace language
 		return non_latin_languages.contains(current());
 	}
 
-	bool is_polrus()
+	bool is_slavic()
 	{
-		return polish_russian_languages.contains(current());
+		return slavic_languages.contains(current());
 	}
 
 	bool is_arabic()
diff --git a/src/client/component/language.hpp b/src/client/component/language.hpp
index a549951a..0a2f21c0 100644
--- a/src/client/component/language.hpp
+++ b/src/client/component/language.hpp
@@ -13,7 +13,7 @@ namespace language
 
 	game::language_t current();
 	bool is_non_latin();
-	bool is_polrus();
+	bool is_slavic();
 	bool is_arabic();
 	bool is_asian();
 }
diff --git a/src/client/component/ui_scripting.cpp b/src/client/component/ui_scripting.cpp
index 0d61b1c9..052f3689 100644
--- a/src/client/component/ui_scripting.cpp
+++ b/src/client/component/ui_scripting.cpp
@@ -236,7 +236,7 @@ namespace ui_scripting
 
 			auto language_table = table();
 			language_table["isnonlatin"] = language::is_non_latin;
-			language_table["ispolrus"] = language::is_polrus;
+			language_table["isslavic"] = language::is_slavic;
 			language_table["isarabic"] = language::is_arabic;
 			language_table["isasian"] = language::is_asian;