diff --git a/user/config/fontconfig/conf.d/99-japanese-fonts.conf b/user/config/fontconfig/conf.d/99-japanese-fonts.conf
index 3bee774..08193a6 100644
--- a/user/config/fontconfig/conf.d/99-japanese-fonts.conf
+++ b/user/config/fontconfig/conf.d/99-japanese-fonts.conf
@@ -38,7 +38,7 @@ https://www.freedesktop.org/software/fontconfig/fontconfig-user.html
             <string>ja</string>
         </test>
         <edit name="family" mode="prepend">
-            <string>Noto Sans CJK JP</string>
+            <string>Source Han Sans</string>
         </edit>
     </match>
 
@@ -73,10 +73,10 @@ https://www.freedesktop.org/software/fontconfig/fontconfig-user.html
             <string>Noto Sans</string>
         </edit>
         <edit name="family" mode="prepend" binding="strong">
-            <string>Noto Sans CJK JP</string>
+            <string>Source Han Sans</string>
         </edit>
         <edit name="family" mode="prepend" binding="strong">
-            <string>IPAPGothic</string>
+            <string>Noto Sans CJK JP</string>
         </edit>
     </match>
 
diff --git a/user/config/qt5ct/qt5ct.conf b/user/config/qt5ct/qt5ct.conf
index cdc5476..941fd06 100644
--- a/user/config/qt5ct/qt5ct.conf
+++ b/user/config/qt5ct/qt5ct.conf
@@ -5,8 +5,8 @@ standard_dialogs=kde
 style=Lightly
 
 [Fonts]
-fixed="Noto Sans Mono,10,-1,5,50,0,0,0,0,0"
-general="Noto Sans,10,-1,5,50,0,0,0,0,0"
+fixed="Monospace,10,-1,5,50,0,0,0,0,0"
+general="Sans Serif,10,-1,5,50,0,0,0,0,0"
 
 [Interface]
 activate_item_on_single_click=2